[FIR] Use getAnnotationByClassId instead of getAnnotationByFqName in JVM checkers

idea/idea-frontend-fir/idea-fir-low-level-api/src/org/jetbrains/kotlin/idea/fir/low/level/api/util/declarationUtils.kt

@@ -12,7 +12,6 @@ import org.jetbrains.kotlin.fir.declarations.FirRegularClass
 import org.jetbrains.kotlin.fir.psi
 import org.jetbrains.kotlin.fir.realPsi
 import org.jetbrains.kotlin.fir.resolve.providers.FirSymbolProvider
-import org.jetbrains.kotlin.idea.fir.low.level.api.api.InvalidFirElementTypeException
 import org.jetbrains.kotlin.idea.fir.low.level.api.api.throwUnexpectedFirElementError
 import org.jetbrains.kotlin.idea.fir.low.level.api.element.builder.getNonLocalContainingOrThisDeclaration
 import org.jetbrains.kotlin.idea.fir.low.level.api.file.builder.FirFileBuilder

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnostics.kt

@@ -2651,8 +2651,8 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
 
     abstract class RepeatedAnnotationWithContainer : KtFirDiagnostic<KtAnnotationEntry>() {
         override val diagnosticClass get() = RepeatedAnnotationWithContainer::class
-        abstract val name: FqName
-        abstract val explicitContainerName: FqName
+        abstract val name: ClassId
+        abstract val explicitContainerName: ClassId
     }
 
     abstract class RepeatableContainerMustHaveValueArrayError : KtFirDiagnostic<KtAnnotationEntry>() {

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/diagnostics/KtFirDiagnosticsImpl.kt

@@ -4310,8 +4310,8 @@ internal class RepeatedAnnotationTarget6Impl(
 }
 
 internal class RepeatedAnnotationWithContainerImpl(
-    override val name: FqName,
-    override val explicitContainerName: FqName,
+    override val name: ClassId,
+    override val explicitContainerName: ClassId,
     firDiagnostic: FirPsiDiagnostic,
     override val token: ValidityToken,
 ) : KtFirDiagnostic.RepeatedAnnotationWithContainer(), KtAbstractFirDiagnostic<KtAnnotationEntry> {

idea/idea-frontend-fir/src/org/jetbrains/kotlin/idea/frontend/api/fir/symbols/pointers/KtFirEnumEntrySymbolPointer.kt

@@ -6,16 +6,12 @@
 package org.jetbrains.kotlin.idea.frontend.api.fir.symbols.pointers
 
 import org.jetbrains.kotlin.descriptors.ClassKind
-import org.jetbrains.kotlin.fir.FirSession
 import org.jetbrains.kotlin.fir.declarations.FirEnumEntry
 import org.jetbrains.kotlin.fir.declarations.FirRegularClass
-import org.jetbrains.kotlin.fir.resolve.symbolProvider
-import org.jetbrains.kotlin.fir.scopes.FirScope
 import org.jetbrains.kotlin.idea.frontend.api.KtAnalysisSession
 import org.jetbrains.kotlin.idea.frontend.api.fir.KtFirAnalysisSession
 import org.jetbrains.kotlin.idea.frontend.api.symbols.KtEnumEntrySymbol
 import org.jetbrains.kotlin.idea.frontend.api.symbols.pointers.KtSymbolPointer
-import org.jetbrains.kotlin.ir.util.IdSignature
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.Name