Update GHA that use VCPKG to support workflow trigger (#264)

Author: walbourn

.github/workflows/vcpkg.yml

@@ -28,6 +28,7 @@ on:
       - build/*.ps1
       - build/*.targets
       - build/*.xvd
+  workflow_dispatch: {}
 
 permissions:
   contents: read
@@ -79,7 +80,7 @@ jobs:
             shared: 'ON'
 
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - name: 'Install Ninja'
         run: choco install ninja

.github/workflows/wsl.yml

@@ -30,6 +30,7 @@ on:
       - build/*.ps1
       - build/*.targets
       - build/*.yml
+  workflow_dispatch: {}
 
 permissions:
   contents: read
@@ -46,7 +47,7 @@ jobs:
         gcc: [12, 13, 14]
 
     steps:
-      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
 
       - uses: seanmiddleditch/gha-setup-ninja@3b1f8f94a2f8254bd26914c4ab9474d4f0015f67 # v6