Auto merge of rust-lang#3380 - RalfJung:cron, r=RalfJung

make cron job topic names more consistent

Author: bors

src/tools/miri/.github/workflows/ci.yml

@@ -165,7 +165,7 @@ jobs:
           ZULIP_API_TOKEN: ${{ secrets.ZULIP_API_TOKEN }}
         run: |
           ~/.local/bin/zulip-send --user $ZULIP_BOT_EMAIL --api-key $ZULIP_API_TOKEN --site https://rust-lang.zulipchat.com \
-            --stream miri --subject "Cron Job Failure (miri, $(date -u +%Y-%m))" \
+            --stream miri --subject "Miri Build Failure ($(date -u +%Y-%m))" \
             --message 'Dear @*T-miri*,
 
           It would appear that the [Miri cron job build]('"https://github.com/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID"') failed.

src/tools/miri/.github/workflows/sysroots.yml

@@ -51,7 +51,7 @@ jobs:
           tar xf failures.tar.gz
           ls failures
           ~/.local/bin/zulip-send --user $ZULIP_BOT_EMAIL --api-key $ZULIP_API_TOKEN --site https://rust-lang.zulipchat.com \
-            --stream miri --subject "Sysroot Build Errors (miri, $(date -u +%Y-%m))" \
+            --stream miri --subject "Sysroot Build Errors ($(date -u +%Y-%m))" \
             --message 'It would appear that the [Miri sysroots cron job build]('"https://github.com/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID"') failed to build these targets:
           $(ls failures)