ci: allow manual triggering of workflow (#6515)

Author: shivarm

.github/workflows/ci.yml

@@ -13,6 +13,7 @@ on:
   pull_request:
     paths-ignore:
       - '*.md'
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/codeql.yml

@@ -19,6 +19,7 @@ on:
     branches: ["master"]
   schedule:
     - cron: "0 0 * * 1"
+  workflow_dispatch:
 
 permissions:
   contents: read

.github/workflows/legacy.yml

@@ -13,7 +13,8 @@ on:
   pull_request:
     paths-ignore:
       - '*.md'
-
+  workflow_dispatch:
+  
 permissions:
   contents: read