refactor(scripts): remove redundant verbose flag handling

- Eliminate unused VERBOSE flag exports in action workflows
- Adjust curl commands to consistently output responses instead of suppressing
- Simplify script logic by removing unnecessary verbosity checks

scripts/fetch-gitea-release.sh

@@ -15,7 +15,7 @@ curl_exec() {
   if [[ "$VERBOSE" == "true" ]]; then
     curl -v "$@"
   else
-    curl -s "$@" > /dev/null
+    curl -s "$@"
   fi
 }
 

scripts/upsert-github-release.sh

@@ -16,7 +16,7 @@ curl_exec() {
   if [[ "$VERBOSE" == "true" ]]; then
     curl -v "$@"
   else
-    curl -s "$@" > /dev/null
+    curl -s "$@"
   fi
 }