Add mirroring to GitLab (#37)

.github/workflows/mirror_repo_to_gitlab.yml

+name: Mirror repo to GitLab
+
+on: [push, pull_request, delete]
+
+jobs:
+  call-nss-ops-mirror-workflow:
+    uses: ITMO-NSS-team/open-source-ops/.github/workflows/mirror-repo.yml@master
+    with:
+      GITLAB_URL: 'https://gitlab.actcognitive.org/itmo-nss-team/open-source-ops.git'
+    secrets:
+      GITLAB_USER: ${{ secrets.GITLAB_USER }}
+      GITLAB_PASSWORD: ${{ secrets.GITLAB_PASSWORD }}
\ No newline at end of file

tutorials/mirror_repo_to_gitlab.md

@@ -41,7 +41,7 @@ on: [push, pull_request, delete]
 
 jobs:
   call-nss-ops-mirror-workflow:
-    uses: ITMO-NSS-team/NSS-Ops/.github/workflows/mirror-repo.yml@master
+    uses: ITMO-NSS-team/open-source-ops/.github/workflows/mirror-repo.yml@master
     with:
       GITLAB_URL: '<gitlab_repo_web_URL>'
     secrets: