fix: Synology DSM API path regex

Fix the regex for looking up the API path value from the Synology API query.

deploy/synology_dsm.sh

@@ -91,7 +91,7 @@ synology_dsm_deploy() {
 
   _debug "Getting API version"
   response=$(_get "$_base_url/webapi/query.cgi?api=SYNO.API.Info&version=1&method=query&query=SYNO.API.Auth")
-  api_path=$(echo "$response" | grep "SYNO.API.Auth" | sed -n 's/.*"path" *: *"\([0-9]*\)".*/\1/p')
+  api_path=$(echo "$response" | grep "SYNO.API.Auth" | sed -n 's/.*"path" *: *"\([^"]*\)".*/\1/p')
   api_version=$(echo "$response" | grep "SYNO.API.Auth" | sed -n 's/.*"maxVersion" *: *\([0-9]*\).*/\1/p')
   _debug3 response "$response"
   _debug3 api_path "$api_path"