Correct formatting in trunk.yml

Change-Id: I12b3b18276af328c32ee294d13c698942eee543c

Author: tom-arm

.github/workflows/trunk.yml

@@ -302,7 +302,7 @@ jobs:
           exit 1
         fi
 
- test-arm-ootb-linux:
+  test-arm-ootb-linux:
     name: test-arm-ootb-linux
     uses: pytorch/test-infra/.github/workflows/linux_job_v2.yml@main
     permissions: