KT-7135 Java to Kotlin converter should update usages in Java and Koltin code in the rest of the project

#KT-7135 Fixed

j2k/testData/multiFile/ToCompanionObject/ClassWithStatics.kt

@@ -0,0 +1,16 @@
+package test
+
+open class ClassWithStatics {
+    public fun instanceMethod() {
+    }
+
+    companion object {
+
+        public fun staticMethod(p: Int) {
+        }
+
+        public val staticField: Int = 1
+
+        public var value: Int = 0
+    }
+}