switch to glacier (#119)

* switch to glacier

* fix prettier

Author: mashehu

.github/workflows/backups.yml

@@ -58,7 +58,7 @@ jobs:
           role-session-name: GithubActionsBackup
           audience: sts.amazonaws.com
 
-      - name: Upload repository to S3
+      - name: Upload repository to S3 Glacier
         run: |
-          aws s3 cp "${{ steps.make-tarball.outputs.TARBALL_FILENAME }}" "s3://nf-core-repos-backup--euw1-az1--x-s3/${{ steps.make-tarball.outputs.TARBALL_FILENAME }}"
-
+          aws s3 cp "${{ steps.make-tarball.outputs.TARBALL_FILENAME }}" "s3://nf-core-repos-backup/${{ steps.make-tarball.outputs.TARBALL_FILENAME }}" \
+            --storage-class DEEP_ARCHIVE