chore: Add workflow_dispatch trigger to CI workflows for manual execution

.github/workflows/build_and_test.yml

@@ -1,5 +1,6 @@
 name: Build & Test
 on:
+    workflow_dispatch:
     push:
         branches:
             - master

.github/workflows/publish_and_install.yml

@@ -1,5 +1,6 @@
 name: Publish & Install
 on:
+    workflow_dispatch:
     push:
         branches:
             - master