fixed a typo in a mkdir command and added workflow-dispatch as an option for the workflow

Signed-off-by: cswimr <seaswimmerthefsh@gmail.com>

.gitea/workflows/actions.yaml

@@ -3,6 +3,7 @@ on:
   push:
     branches:
       - 'master'
+  workflow_dispatch:
 
 jobs:
   build_documentation:
@@ -64,7 +65,7 @@ jobs:
           cp -vp ./PERMISSIONS.md /export/atlauncher/.minecraft/meta/
 
           # Prism Launcher
-          mkdir -vp /export/prism/.minecraft/meta
+          mkdir -vp /export/prism/minecraft/meta
           cp -vrT ./build/prism /export/prism
           cp -v ./unsup.ini /export/prism/minecraft/
           cp -v ./LICENSE /export/prism/minecraft/meta/