Allow any whitspace character when calculating trigger_delta.

blueprints/controllers/philips_324131092621/philips_324131092621.yaml

@@ -402,7 +402,7 @@ action:
         {{ trigger.event.data.command }}
         {%- endif -%}
       # helper_last_controller_event example: {"a":"on_press_release","t":1706926380.358825}
-      trigger_delta: '{{ (as_timestamp(now()) - ((states(helper_last_controller_event) | from_json).t if helper_last_controller_event is not none and (states(helper_last_controller_event) | regex_match("^\{((\"a\": *\".*\"|\"t\": *\d+\.\d+)(, *)?){2}\}$")) else as_timestamp("1970-01-01 00:00:00"))) * 1000 }}'
+      trigger_delta: '{{ (as_timestamp(now()) - ((states(helper_last_controller_event) | from_json).t if helper_last_controller_event is not none and (states(helper_last_controller_event) | regex_match("^\{((\"a\":\s*\".*\"|\"t\":\s*\d+\.\d+)(,\s*)?){2}\}$")) else as_timestamp("1970-01-01 00:00:00"))) * 1000 }}'
   # update helper
   - service: input_text.set_value
     data: