detect generated parameter name ignoring prefixes (e.g. in case of overriding library) (IDEA-144961)

java/java-tests/testData/codeInsight/overrideImplement/afterOverridingLibraryFunctionWithConfiguredParameterPrefix.java

@@ -0,0 +1,9 @@
+interface IntFunction<T> {
+  int apply(T t);
+}
+
+class A implements IntFunction<String> {
+    public int apply(String inS) {
+        return 0;
+    }
+}

java/java-tests/testData/codeInsight/overrideImplement/beforeOverridingLibraryFunctionWithConfiguredParameterPrefix.java

@@ -0,0 +1,7 @@
+interface IntFunction<T> {
+  int apply(T t);
+}
+
+class A implements IntFunction<String> {
+  <caret>
+}