Update watchdog to version 3.0.0, to workaround reported error (#6161)

justinclift · web-flow · commit 26010f793e6a · 2023-07-10T19:42:14.000+10:00
#6131 (comment)
diff --git a/requirements_dev.txt b/requirements_dev.txt
@@ -4,6 +4,6 @@ coverage==7.2.7
 mock==5.0.2
 ptvsd==4.3.2
 freezegun==1.2.1
-watchdog==0.9.0
+watchdog==3.0.0
 ptpython==3.0.23
 pre-commit==3.3.3
