github-ci: use a unique id for the commit check cargo cache

All builds have been using the same cache id for ~/.cargo which
could lead us to conflict situations which is what I think we are
seeing with the commit-check job.

(cherry picked from commit 49ca070446cdca49afc42d71aaedaa9a1b458897)

diff --git a/.github/workflows/commits.yml b/.github/workflows/commits.yml
index 4742c36f88f75621df4bf816ea8a8457c3491810..067284bde2296f6581459d7a391eeddc76d1d76a 100644 (file)
--- a/.github/workflows/commits.yml
+++ b/.github/workflows/commits.yml
@@ -14,7 +14,7 @@ jobs:
         uses: actions/cache@v1
         with:
           path: ~/.cargo
-          key: cargo
+          key: commit-check-cargo
       - name: Install dependencies
         run: |
           apt update