Use nsmbot instead NSMBot (#11896)

Signed-off-by: NikitaSkrynnik <nikita.skrynnik@xored.com>

.github/workflows/update-refs.yaml

@@ -19,7 +19,7 @@ jobs:
           sed -r -i '/github.com\/networkservicemesh\/deployments-k8s/ s/(\?ref=[a-z0-9.]*)/\?ref='"$GITHUB_SHA"'/g' `grep '?ref=' -rl *`
           sed -r -i '/raw.githubusercontent.com\/networkservicemesh\/deployments-k8s/ s/(deployments-k8s\/[a-z0-9.]*)/deployments-k8s\/'"$GITHUB_SHA"'/g' `grep 'raw.githubusercontent.com' -rl *`
           git config --global user.email "nsmbot@networkservicmesh.io"
-          git config --global user.name "NSMBot"
+          git config --global user.name "nsmbot"
           git add -- .
           git commit -s -m "Update references"
           git push