Bump websocket-client from 1.5.2 to 1.5.3 in /tests

Bumps [websocket-client](https://github.com/websocket-client/websocket-client) from 1.5.2 to 1.5.3.
- [Release notes](https://github.com/websocket-client/websocket-client/releases)
- [Changelog](https://github.com/websocket-client/websocket-client/blob/master/ChangeLog)
- [Commits](websocket-client/websocket-client@v1.5.2...v1.5.3)

---
updated-dependencies:
- dependency-name: websocket-client
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

tests/requirements.txt

@@ -508,9 +508,9 @@ urllib3==1.26.15 \
     #   -r requirements.txt
     #   kubernetes
     #   requests
-websocket-client==1.5.2 \
-    --hash=sha256:c7d67c13b928645f259d9b847ab5b57fd2d127213ca41ebd880de1f553b7c23b \
-    --hash=sha256:f8c64e28cd700e7ba1f04350d66422b6833b82a796b525a51e740b8cc8dab4b1
+websocket-client==1.5.3 \
+    --hash=sha256:3566f8467cd350874c4913816355642a4942f6c1ed1e9406e3d42fae6d6c072a \
+    --hash=sha256:b96f3bce3e54e3486ebe6504bc22bd4c140392bd2eb71764db29be8f2639aa65
     # via
     #   -r requirements.txt
     #   kubernetes