[FIR] Allow annotation instantiation.

This commit disables the frontend error reporting for supported cases.

compiler/testData/codegen/box/annotations/instances/multimoduleInlining.kt

@@ -1,7 +1,9 @@
+// With FIR the annotation implementation class is not regenerated as it
+// is seen as coming from the same module.
+// See IrSourceCompilerForInline.kt:isCallInsideSameModuleAsCallee.
 // IGNORE_BACKEND_FIR: JVM_IR
 // TARGET_BACKEND: JVM_IR
 // IGNORE_DEXING
-
 // WITH_RUNTIME
 // !LANGUAGE: +InstantiationOfAnnotationClasses
 
@@ -39,4 +41,4 @@ fun box(): String {
     assert(one.javaClass.getEnclosingClass().getName() == "test.C")
     assert(two.javaClass.getEnclosingClass().getName() == "test.C")
     return "OK"
-}
+}