[analysis] remove redundant OptIn annotations

analysis/analysis-api-fir/analysis-api-fir-generator/src/org/jetbrains/kotlin/analysis/api/fir/generator/rendererrs/AbstractDiagnosticsDataClassRenderer.kt

@@ -40,7 +40,6 @@ abstract class AbstractDiagnosticsDataClassRenderer : DiagnosticListRenderer() {
         printGeneratedMessage()
     }
 
-    @OptIn(ExperimentalStdlibApi::class)
     protected fun collectImports(diagnosticList: HLDiagnosticList): Collection<String> = buildSet {
         addAll(defaultImports)
         for (diagnostic in diagnosticList.diagnostics) {

analysis/analysis-api-fir/analysis-api-fir-generator/src/org/jetbrains/kotlin/analysis/api/fir/generator/rendererrs/KtDiagnosticClassImplementationRenderer.kt

@@ -53,7 +53,6 @@ object KtDiagnosticClassImplementationRenderer : AbstractDiagnosticsDataClassRen
         println(",")
     }
 
-    @OptIn(ExperimentalStdlibApi::class)
     override fun collectImportsForDiagnosticParameter(diagnosticParameter: HLDiagnosticParameter): Collection<String> = buildSet {
         diagnosticParameter.type.collectClassNamesTo(this)
     }

analysis/analysis-api-fir/analysis-api-fir-generator/src/org/jetbrains/kotlin/analysis/api/fir/generator/rendererrs/KtDiagnosticClassRenderer.kt

@@ -46,7 +46,6 @@ object KtDiagnosticClassRenderer : AbstractDiagnosticsDataClassRenderer() {
         }
     }
 
-    @OptIn(ExperimentalStdlibApi::class)
     override fun collectImportsForDiagnosticParameter(diagnosticParameter: HLDiagnosticParameter): Collection<String> = buildSet {
         diagnosticParameter.type.collectClassNamesTo(this)
     }

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/components/KtFirCallResolver.kt

@@ -612,7 +612,6 @@ internal class KtFirCallResolver(
         )
     }
 
-    @OptIn(SymbolInternals::class)
     private fun getOperationPartiallyAppliedSymbolsForIncOrDecOperation(
         fir: FirFunctionCall,
         arrayAccessExpression: KtArrayAccessExpression,
@@ -705,7 +704,6 @@ internal class KtFirCallResolver(
         )
     }
 
-    @OptIn(SymbolInternals::class)
     private fun FirExpression.toKtReceiverValue(): KtReceiverValue? {
         val psi = psi
         return when (this) {
@@ -738,18 +736,14 @@ internal class KtFirCallResolver(
         }
     }
 
-    @OptIn(SymbolInternals::class)
     private fun FirCallableSymbol<*>.toKtSignature(): KtCallableSignature<KtCallableSymbol> =
         firSymbolBuilder.callableBuilder.buildCallableSignature(this)
 
-    @OptIn(SymbolInternals::class)
     private fun FirClassLikeSymbol<*>.toKtSymbol(): KtClassLikeSymbol = firSymbolBuilder.classifierBuilder.buildClassLikeSymbol(this)
 
-    @OptIn(SymbolInternals::class)
     private fun FirNamedFunctionSymbol.toKtSignature(): KtFunctionLikeSignature<KtFunctionSymbol> =
         firSymbolBuilder.functionLikeBuilder.buildFunctionSignature(this)
 
-    @OptIn(SymbolInternals::class)
     private fun FirVariableSymbol<*>.toKtSignature(): KtVariableLikeSignature<KtVariableLikeSymbol> =
         firSymbolBuilder.variableLikeBuilder.buildVariableLikeSignature(this)
 

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/components/KtFirReferenceShortener.kt

@@ -210,7 +210,6 @@ private class FirShorteningContext(val analysisSession: KtFirAnalysisSession) {
         return element
     }
 
-    @OptIn(ExperimentalStdlibApi::class)
     fun findScopesAtPosition(
         position: KtElement,
         newImports: List<FqName>,

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/components/KtFirScopeProvider.kt

@@ -207,7 +207,6 @@ internal class KtFirScopeProvider(
         val nonLocalScopes = towerDataContext.nonLocalTowerDataElements.mapNotNull { it.scope }.distinct()
         val firLocalScopes = towerDataContext.localScopes
 
-        @OptIn(ExperimentalStdlibApi::class)
         val allKtScopes = buildList<KtScope> {
             implicitReceiverScopes.mapTo(this, ::convertToKtScope)
             nonLocalScopes.mapTo(this, ::convertToKtScope)

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/references/FirReferenceResolveHelper.kt

@@ -394,7 +394,6 @@ internal object FirReferenceResolveHelper {
         return listOf(symbolBuilder.buildSymbol(fir.symbol))
     }
 
-    @OptIn(ExperimentalStdlibApi::class)
     private fun getSymbolsByResolvedImport(
         expression: KtSimpleNameExpression,
         builder: KtSymbolByFirBuilder,

analysis/analysis-api-fir/src/org/jetbrains/kotlin/analysis/api/fir/scopes/KtFirStarImportingScope.kt

@@ -47,7 +47,6 @@ internal class KtFirStarImportingScope(
     override fun getConstructors(): Sequence<KtConstructorSymbol> = withValidityAssertion { emptySequence() }
 
     // todo cache?
-    @OptIn(ExperimentalStdlibApi::class)
     override fun getPossibleCallableNames(): Set<Name> = withValidityAssertion {
         imports.flatMapTo(hashSetOf()) { import: Import ->
             if (import.relativeClassName == null) { // top level callable