[CI] Removed push event from workflows

Signed-off-by: Esteban Martinena <[email protected]>

.github/workflows/build.yaml

@@ -1,8 +1,6 @@
 name: build
 on:
   pull_request:
-  push:
-    branches: [ main ]
   schedule:
     - cron: '55 0 * * *'
   workflow_dispatch:
@@ -14,4 +12,4 @@ jobs:
     with:
       # NOTE: Avoid adding comments in the packages lines, this can break some of the called scripts in github actions
       packages: |
-        rmf_traffic
+        rmf_traffic