Intentions: Implement "Introduce local variable" intention

#KT-11768 Fixed

idea/testData/quickfix/createFromUsage/createClass/referenceExpression/classByNestedGroovyQualifier.before.Main.kt

@@ -1,4 +1,5 @@
 // "Create class 'A'" "false"
 // ACTION: Rename reference
+// ACTION: Introduce local variable
 // ERROR: Unresolved reference: A
 fun foo() = J.<caret>A.B

idea/testData/quickfix/createFromUsage/createSecondaryConstructor/groovyConstructor.before.Main.kt

@@ -2,5 +2,6 @@
 // ERROR: Too many arguments for public constructor G() defined in G
 // ACTION: Convert to block body
 // ACTION: Create function 'G'
+// ACTION: Introduce local variable
 
 fun test() = G(<caret>1)