ci: revert debug to using workflow_dispatch and the debug_enabled flag

.github/workflows/ci.yml

@@ -6,6 +6,10 @@ on:
             - master
             - develop
             - develop-*
+    workflow_dispatch:
+        inputs:
+            debug_enabled:
+                type: boolean
 jobs:
     build:
         runs-on: ubuntu-latest
@@ -18,9 +22,8 @@ jobs:
                     cache: 'npm'
             -   name: Setup Golang
                 run: |
-                    set -x;
                     sudo apt-get update;
-                    bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer) || true;
+                    bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer);
                     source ~/.gvm/scripts/gvm;
                     gvm install go1.4 -B;
                     gvm use go1.4 --default;