provide remove assignment fix for silly assignment inspection (IDEA-125993)

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/unusedAssignment/afterSillyAssignment.java

@@ -0,0 +1,7 @@
+// "Remove redundant assignment" "true"
+class A {
+  {
+    String ss = "";
+
+  }
+}

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/unusedAssignment/beforeSillyAssignment.java

@@ -0,0 +1,8 @@
+// "Remove redundant assignment" "true"
+class A {
+  {
+    String ss = "";
+
+    s<caret>s = ss;
+  }
+}

java/java-tests/testSrc/com/intellij/codeInsight/daemon/quickFix/RemoveUnusedAssignmentTest.java

@@ -17,6 +17,7 @@ package com.intellij.codeInsight.daemon.quickFix;
 
 import com.intellij.codeInspection.LocalInspectionTool;
 import com.intellij.codeInspection.defUse.DefUseInspection;
+import com.intellij.codeInspection.sillyAssignment.SillyAssignmentInspection;
 import com.intellij.pom.java.LanguageLevel;
 import org.jetbrains.annotations.NotNull;
 
@@ -26,7 +27,7 @@ public class RemoveUnusedAssignmentTest extends LightQuickFixTestCase {
   @NotNull
   @Override
   protected LocalInspectionTool[] configureLocalInspectionTools() {
-    return new LocalInspectionTool[] {new DefUseInspection()};
+    return new LocalInspectionTool[] {new DefUseInspection(), new SillyAssignmentInspection()};
   }
 
   @Override