KT-11806: increase visibility quick fix, private --> internal, also for members

idea/testData/quickfix/increaseVisibility/privateMemberToInternalMultiFile.before.Main.kt

@@ -0,0 +1,8 @@
+// "Make foo internal" "true"
+// ERROR: Cannot access 'foo': it is 'private' in 'First'
+
+package test
+
+class Second(val f: First) {
+    fun bar() = f.<caret>foo()
+}