Call chain tracing pruning

**Phenomenon and reproduction steps**

**Root cause and solution**

**Impactions**

**Test method**

**Affected branch(es)**

* main

**Checklist**

- [ ] Dependencies update required
- [ ] Common bug (similar problem in other repo)

app/app/application/l7_flow_tracing.py

@@ -707,7 +707,7 @@ def to_sql_filter(self) -> str:
                     syscall_trace_id_response=self.syscall_trace_id_response))
         if not sql_filters:
             return '1!=1'
-        sql = f"vtap_id={self.vtap_id} AND ({' OR '.join(sql_filters)})"
+        sql = f"vtap_id={self.vtap_id} AND start_time <=fromUnixTimestamp64Micro({self.end_time_us}) AND end_time >=fromUnixTimestamp64Micro({self.start_time_us}) AND ({' OR '.join(sql_filters)})"
         return f"({sql})"