fix filter (#14)

Author: alrocar

tinybird/endpoints/log_timeseries.pipe

@@ -112,8 +112,10 @@ SQL >
     {% if defined(user_agent) and user_agent != [''] %}
         AND user_agent in {{Array(user_agent)}}
     {% end %}
-    {% if defined(message) and message != '' %}
-        AND message like concat('%', {{String(message)}}, '%')
+    {% if date_diff_in_hours(start_date, end_date) <= 24 * 7 %}
+        {% if defined(message) and message != '' %}
+            AND message like concat('%', {{String(message)}}, '%')
+        {% end %}
     {% end %}
     GROUP BY date
     ORDER BY date