AWK output needs to be sanitized

misc/alpine-tools.func

@@ -320,7 +320,8 @@ fetch_and_deploy_gh_release() {
   # The command is the same for all cases other than tarball/source
   get_url() {
     printf '%s' "$json" | jq -r '.assets[].browser_download_url' |
-      awk -v p="$pattern" 'BEGIN{IGNORECASE=1} $0 ~ p {print; exit}'
+      awk -v p="$pattern" 'BEGIN{IGNORECASE=1} $0 ~ p {print; exit}' |
+      tr -d '[:cntrl:]'
   }
 
   case "$mode" in