[FIR] Update type of getter after approximation of property type

compiler/fir/analysis-tests/testData/resolve/diagnostics/annotationArgumentKClassLiteralTypeError.fir.txt

@@ -9,7 +9,7 @@ FILE: annotationArgumentKClassLiteralTypeError.kt
 
     }
     public final val <reified T> R|T|.test: R|kotlin/Any|
-        public inline get(): R|<anonymous><T>| {
+        public inline get(): R|kotlin/Any| {
             ^ @R|Ann|(<implicitArrayOf>(<getClass>(R|T|), <getClass>(Q|kotlin/Array|))) object : R|kotlin/Any| {
                 private constructor(): R|<anonymous><T>| {
                     super<R|kotlin/Any|>()

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/body/resolve/FirDeclarationsResolveTransformer.kt

@@ -307,6 +307,8 @@ open class FirDeclarationsResolveTransformer(transformer: FirBodyResolveTransfor
         if (returnTypeRef is FirImplicitTypeRef) {
             storeVariableReturnType(this)
             enhancedTypeRef = returnTypeRef
+            // We need update type of getter for case when its type was approximated
+            getter?.replaceReturnTypeRef(enhancedTypeRef)
         }
         setter?.let {
             if (it.valueParameters[0].returnTypeRef is FirImplicitTypeRef) {