Do not cancel parallel run

Author: martinRenou

.github/workflows/update_matplotlib_fontcache.yaml

@@ -1,7 +1,6 @@
 name: Matplotlib Fontcache Update Bot
 
 on:
-  pull_request:
   workflow_dispatch:
   schedule:
   - cron: '0 0 * * *'
@@ -10,6 +9,7 @@ jobs:
 
   update_matplotlib_fontcache:
     strategy:
+      fail-fast: false
       matrix:
         branch: [main, emscripten-4x]