remove obsolete workflow dispatch

Author: sebkopf

.github/workflows/compile-blink.yaml

@@ -3,7 +3,6 @@ name: Compile blink
 
 # specify which paths to watch for changes
 on:
-  workflow_dispatch:  
   push:
     paths:
       - src/blink

.github/workflows/compile-controller.yaml

@@ -3,7 +3,6 @@ name: Compile controller
 
 # specify which paths to watch for changes
 on:
-  workflow_dispatch:  
   push:
     paths:
       - src/controller

.github/workflows/compile-publish.yaml

@@ -3,7 +3,6 @@ name: Compile publish
 
 # specify which paths to watch for changes
 on:
-  workflow_dispatch:  
   push:
     paths:
       - src/publish