Convert to anonymous object: don't remove type arguments

#KT-30208 Fixed

idea/testData/intentions/samConversionToAnonymousObject/typeArgument.1.java

@@ -0,0 +1,3 @@
+public interface A <T, U> {
+    U foo(T x);
+}

idea/testData/intentions/samConversionToAnonymousObject/typeArgument.1.java.after

@@ -0,0 +1,3 @@
+public interface A <T, U> {
+    U foo(T x);
+}

idea/testData/intentions/samConversionToAnonymousObject/typeArgument.kt

@@ -0,0 +1 @@
+val a = <caret>A<Int, String> { "" }

idea/testData/intentions/samConversionToAnonymousObject/typeArgument.kt.after

@@ -0,0 +1,5 @@
+val a = object : A<Int, String> {
+    override fun foo(it: Int): String {
+        return ""
+    }
+}

idea/testData/quickfix/convertToAnonymousObject/typeArgument.kt

@@ -0,0 +1,6 @@
+// "Convert to anonymous object" "true"
+interface B<T, U> {
+    fun bar(x: T): U
+}
+
+val b = <caret>B<Int, String> { "" }

idea/testData/quickfix/convertToAnonymousObject/typeArgument.kt.after

@@ -0,0 +1,10 @@
+// "Convert to anonymous object" "true"
+interface B<T, U> {
+    fun bar(x: T): U
+}
+
+val b = object : B<Int, String> {
+    override fun bar(x: Int): String {
+        return ""
+    }
+}