extract class: field initializers fixed (IDEA-52622)

java/java-tests/testData/refactoring/extractClass/fieldInitializers/after/Extracted.java

@@ -0,0 +1,3 @@
+public class Extracted {
+    static final int[] myT = {1, 2};
+}

java/java-tests/testData/refactoring/extractClass/fieldInitializers/after/Test.java

@@ -0,0 +1,2 @@
+class Test {
+}