Move/copy refactoring: add base support of implicit package prefix

#KT-29720 Fixed

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/after/Root.kt

@@ -0,0 +1 @@
+package implicit.prefix

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/after/target/bar.kt

@@ -0,0 +1,5 @@
+package implicit.prefix.target
+
+interface NamedFaceO
+
+class NamedClassO : NamedFaceO

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/after/target/foo.kt

@@ -0,0 +1,5 @@
+package implicit.prefix.target
+
+interface NamedFaceN
+
+class NamedClassN : NamedFaceN

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/before/Root.kt

@@ -0,0 +1 @@
+package implicit.prefix

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/before/source/bar.kt

@@ -0,0 +1,5 @@
+package implicit.prefix.source
+
+interface NamedFaceO
+
+class NamedClassO : NamedFaceO

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/before/source/foo.kt

@@ -0,0 +1,5 @@
+package implicit.prefix.source
+
+interface NamedFaceN
+
+class NamedClassN : NamedFaceN

idea/testData/refactoring/move/kotlin/moveFile/moveMultipleFIlesWithImplicitPrefix/moveMultipleFilesWithImplicitPrefix.test

@@ -0,0 +1,5 @@
+{
+  "filesToMove": ["source/foo.kt", "source/bar.kt"],
+  "type": "MOVE_FILES_WITH_DECLARATIONS",
+  "targetDirectory": "target"
+}

idea/testData/refactoring/move/kotlin/moveTopLevelDeclarations/misc/nonCodeUsagesWithQuotedName/after/code/`in`/comments2/MyTest.kt

@@ -1,3 +1,3 @@
-package code.`in`.comments2
+package code.`in`.comments.code.`in`.comments2
 
 class MyTest