Workflow action fixup: actions/checkout#417 try 2

Author: JoshLafleur

.github/workflows/cfr24.yml

@@ -7,6 +7,9 @@ on:
 jobs:
   cfr24:
     runs-on: self-hosted
+    permissions:
+      actions: write
+      contents: read
     container: 
       image: docker://ghcr.io/concordia-fsae/containers/ubuntu-noble-lts:v1.0.0
     steps:
@@ -21,6 +24,9 @@ jobs:
           scons --platform=cfr24 -j32 --flashable-bootloader
   cfr24-updaters:
     runs-on: self-hosted
+    permissions:
+      actions: write
+      contents: read
     container: 
       image: docker://ghcr.io/concordia-fsae/containers/ubuntu-noble-lts:v1.0.0
     steps: