PSI: Add parentheses around annotated expressions in returns

#KT-8260 Fixed

idea/testData/intentions/convertToBlockBody/annotatedExpr.kt

@@ -0,0 +1,3 @@
+annotation class ann
+
+fun foo(): Int = <caret>@ann 1

idea/testData/intentions/convertToBlockBody/annotatedExpr.kt.after

@@ -0,0 +1,5 @@
+annotation class ann
+
+fun foo(): Int {
+    return (@ann 1)
+}

idea/testData/intentions/convertToBlockBody/labeledExpr.kt

@@ -0,0 +1 @@
+fun foo(): Int = <caret>ann@ 1

idea/testData/intentions/convertToBlockBody/labeledExpr.kt.after

@@ -0,0 +1,3 @@
+fun foo(): Int {
+    return (ann@ 1)
+}