Add alphabetical sorting diagnostics with same ranges

compiler/testData/diagnostics/tests/imports/ImportOverloadFunctions.kt

@@ -21,7 +21,7 @@ fun all(a: String) {}
 
 // FILE: 2.kt
 
-import k.<!INVISIBLE_REFERENCE, DEBUG_INFO_MISSING_UNRESOLVED!>zero<!>
+import k.<!DEBUG_INFO_MISSING_UNRESOLVED, INVISIBLE_REFERENCE!>zero<!>
 import k.one
 import k.two
 import k.all

compiler/testData/diagnostics/tests/imports/PackageLocalClassReferencedError.kt

@@ -8,4 +8,4 @@ package a
 
 import pack1.*
 
-private class X : <!INVISIBLE_REFERENCE, INVISIBLE_MEMBER!>SomeClass<!>()
+private class X : <!INVISIBLE_MEMBER, INVISIBLE_REFERENCE!>SomeClass<!>()

compiler/testData/diagnostics/tests/imports/PrivateClassReferencedError.kt

@@ -11,4 +11,4 @@ package a
 
 import pack1.SomeClass.*
 
-private class X : <!INVISIBLE_REFERENCE, INVISIBLE_MEMBER, FINAL_SUPERTYPE!>N<!>()
+private class X : <!FINAL_SUPERTYPE, INVISIBLE_MEMBER, INVISIBLE_REFERENCE!>N<!>()