Move: Drop ${...} around shortened qualified expression

#KT-22692 Fixed

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/shortenStringTemplateEntry/after/bar/someVal.kt

@@ -0,0 +1,3 @@
+package bar
+
+val someVal = ""

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/shortenStringTemplateEntry/after/foo/test.kt

@@ -0,0 +1,7 @@
+package foo
+
+import bar.someVal
+
+fun usage() {
+    println("Usage: $someVal")
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/shortenStringTemplateEntry/before/foo/test.kt

@@ -0,0 +1,7 @@
+package foo
+
+val <caret>someVal = ""
+
+fun usage() {
+    println("Usage: $someVal")
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/shortenStringTemplateEntry/shortenStringTemplateEntry.test

@@ -0,0 +1,5 @@
+{
+  "mainFile": "foo/test.kt",
+  "type": "MOVE_KOTLIN_TOP_LEVEL_DECLARATIONS",
+  "targetPackage": "bar"
+}