Bump werkzeug from 2.3.7 to 2.3.8 in /src/test/regress

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 2.3.7 to 2.3.8.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](https://github.com/pallets/werkzeug/compare/2.3.7...2.3.8)

---
updated-dependencies:
- dependency-name: werkzeug
  dependency-type: direct:production
...

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

src/test/regress/Pipfile

@@ -16,7 +16,7 @@ pytest-timeout = "*"
 pytest-xdist = "*"
 pytest-repeat = "*"
 pyyaml = "*"
-werkzeug = "==2.3.7"
+werkzeug = "==2.3.8"
 
 [dev-packages]
 black = "*"

src/test/regress/Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "bf20354a2d9c93d46041ac4c6fa427588ebfe29343ea0b02138b9079f2d82f18"
+            "sha256": "30f2e535f0ffabfa4b8f86606ffba3ba93f01e94f2b282825c7fa228fed16459"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -801,12 +801,12 @@
         },
         "werkzeug": {
             "hashes": [
-                "sha256:2b8c0e447b4b9dbcc85dd97b6eeb4dcbaf6c8b6c3be0bd654e25553e0a2157d8",
-                "sha256:effc12dba7f3bd72e605ce49807bbe692bd729c3bb122a3b91747a6ae77df528"
+                "sha256:554b257c74bbeb7a0d254160a4f8ffe185243f52a52035060b761ca62d977f03",
+                "sha256:bba1f19f8ec89d4d607a3bd62f1904bd2e609472d93cd85e9d4e178f472c3748"
             ],
             "index": "pypi",
             "markers": "python_version >= '3.8'",
-            "version": "==2.3.7"
+            "version": "==2.3.8"
         },
         "wsproto": {
             "hashes": [