[NI] Rename NewConstraintSystem.diagnostics to errors

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/inference/CoroutineInferenceSession.kt

@@ -299,12 +299,12 @@ class CoroutineInferenceSession(
 
         for (completedCall in commonCalls) {
             updateCall(completedCall, nonFixedTypesToResultSubstitutor, nonFixedTypesToResult)
-            reportErrors(completedCall, completedCall.resolvedCall, commonSystem.diagnostics)
+            reportErrors(completedCall, completedCall.resolvedCall, commonSystem.errors)
         }
 
         for (callInfo in partiallyResolvedCallsInfo) {
             val resolvedCall = completeCall(callInfo, atomCompleter) ?: continue
-            reportErrors(callInfo, resolvedCall, commonSystem.diagnostics)
+            reportErrors(callInfo, resolvedCall, commonSystem.errors)
         }
 
         for (simpleCall in simpleCommonCalls) {

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/ManyCandidatesResolver.kt

@@ -170,7 +170,7 @@ abstract class ManyCandidatesResolver<D : CallableDescriptor>(
         diagnosticsHolder: KotlinDiagnosticsHolder.SimpleHolder,
         commonSystem: NewConstraintSystem
     ): CallResolutionResult {
-        val diagnostics = diagnosticsHolder.getDiagnostics() + callResolutionResult.diagnostics + commonSystem.diagnostics.asDiagnostics()
+        val diagnostics = diagnosticsHolder.getDiagnostics() + callResolutionResult.diagnostics + commonSystem.errors.asDiagnostics()
         return CompletedCallResolutionResult(callResolutionResult.resultCallAtom, diagnostics, commonSystem.asReadOnlyStorage())
     }
 }

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/tower/PSICallResolver.kt

@@ -281,7 +281,7 @@ class PSICallResolver(
     ): ManyCandidates<D> {
         val resolvedCalls = diagnostic.candidates.map {
             kotlinToResolvedCallTransformer.onlyTransform<D>(
-                it.resolvedCall, it.diagnosticsFromResolutionParts + it.getSystem().diagnostics.asDiagnostics()
+                it.resolvedCall, it.diagnosticsFromResolutionParts + it.getSystem().errors.asDiagnostics()
             )
         }