Switch kotlin version to 1.7

* Change 1.6 to 1.7 constants
* Fix SAFE_CALL_WILL_CHANGE_NULLABILITY for testData
* Change EXPOSED_PROPERTY_TYPE_IN_CONSTRUCTOR_WARNING to EXPOSED_PROPERTY_TYPE_IN_CONSTRUCTOR_ERROR
* Change NON_EXHAUSTIVE_WHEN_STATEMENT to NO_ELSE_IN_WHEN
* Fix testData for SafeCallsAreAlwaysNullable
* Change T -> T & Any in test dumps
* Change INVALID_CHARACTERS_NATIVE_WARNING -> INVALID_CHARACTERS_NATIVE_ERROR
* TYPECHECKER_HAS_RUN_INTO_RECURSIVE_PROBLEM_WARNING -> TYPECHECKER_HAS_RUN_INTO_RECURSIVE_PROBLEM_ERROR

compiler/testData/diagnostics/tests/multimodule/duplicateMethod/substitutedGenericInParams.kt

@@ -30,6 +30,6 @@ import p.*
 
 fun test(b: B?) {
     if (b is C) {
-        <!SAFE_CALL_WILL_CHANGE_NULLABILITY!>b<!UNNECESSARY_SAFE_CALL!>?.<!>foo("")<!>
+        b<!UNNECESSARY_SAFE_CALL!>?.<!>foo("")
     }
 }