Change Signature: Do not replace implicit receivers in calls with at least one explicit receiver

#KT-7988 Fixed

idea/testData/refactoring/changeSignature/ReceiverToParameterExplicitReceiverBefore.kt

@@ -0,0 +1,7 @@
+class C {
+    fun String.<caret>foo() {
+        1.bar()
+    }
+
+    fun Int.bar() {}
+}