docs: ubuntu-slim runner

Author: Jayllyz

README.md

@@ -36,7 +36,7 @@ on:
 jobs:
   main:
     name: Validate PR title
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     permissions:
       pull-requests: read
     steps:
@@ -137,7 +137,7 @@ permissions:
 jobs:
   main:
     name: Validate PR title
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     permissions:
       pull-requests: read
     steps:
@@ -199,7 +199,7 @@ permissions:
 jobs:
   main:
     name: Validate PR title
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-slim
     permissions:
       pull-requests: read
     steps: