[FIR] Add support for ILLEGAL_JVM_NAME diagnostic

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

@@ -3664,4 +3664,10 @@ internal val KT_DIAGNOSTIC_CONVERTER = KtDiagnosticConverterBuilder.buildConvert
             token,
         )
     }
+    add(FirJvmErrors.ILLEGAL_JVM_NAME) { firDiagnostic ->
+        IllegalJvmNameImpl(
+            firDiagnostic as FirPsiDiagnostic,
+            token,
+        )
+    }
 }

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

@@ -2550,4 +2550,8 @@ sealed class KtFirDiagnostic<PSI : PsiElement> : KtDiagnosticWithPsi<PSI> {
         override val diagnosticClass get() = IllegalJavaLangRecordSupertype::class
     }
 
+    abstract class IllegalJvmName : KtFirDiagnostic<PsiElement>() {
+        override val diagnosticClass get() = IllegalJvmName::class
+    }
+
 }

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

@@ -4138,3 +4138,10 @@ internal class IllegalJavaLangRecordSupertypeImpl(
     override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
 }
 
+internal class IllegalJvmNameImpl(
+    firDiagnostic: FirPsiDiagnostic,
+    override val token: ValidityToken,
+) : KtFirDiagnostic.IllegalJvmName(), KtAbstractFirDiagnostic<PsiElement> {
+    override val firDiagnostic: FirPsiDiagnostic by weakRef(firDiagnostic)
+}
+