changed repository to proper one

Author: nulls

action.yml

@@ -93,7 +93,7 @@ runs:
     - id: download-diktat
       uses: robinraju/release-downloader@v1.8
       with:
-        repository: "nulls/diktat"
+        repository: "saveourtool/diktat"
         tag: "v2.0.0"
         fileName: "diktat"