[LLDB] Sleep for 5 second TestVSCode_launch test_progress_events

This increases sleep time to 5 seconds as the test still fails
intermittently. If failure persists then we will disable/fix the
test.

Author: omjavaid

lldb/test/API/tools/lldb-vscode/launch/TestVSCode_launch.py

@@ -485,8 +485,8 @@ def test_progress_events(self):
         # Iterate over all progress events and save all start and end IDs, and
         # remember any shared libraries that got symbol table parsing progress
         # events.
-        # Sleep for 2 seconds to make sure progress_events gets populated
-        time.sleep(2)
+        # Sleep for 5 seconds to make sure progress_events gets populated
+        time.sleep(5)
         for progress_event in self.vscode.progress_events:
             event_type = progress_event['event']
             if event_type == 'progressStart':