Ignore document changes for Workflows

.github/workflows/format_push.yaml

@@ -1,6 +1,9 @@
 name: Lint Format
 
-on: push
+on:
+  push:
+    paths-ignore:
+      - '**.md'
 
 jobs:
   lint:

.github/workflows/unit_test.yml

@@ -2,8 +2,8 @@ name: Unit Tests
 
 on:
   push:
-    branches:
-    - 'firmware**'
+    paths-ignore:
+      - '**.md'
   pull_request:
     paths:
     - 'builddefs/**'