chore: bump the all group in /examples/msal-python with 1 update

Bumps the all group in /examples/msal-python with 1 update: [msal](https://github.com/AzureAD/microsoft-authentication-library-for-python).

- [Release notes](https://github.com/AzureAD/microsoft-authentication-library-for-python/releases)
- [Commits](AzureAD/microsoft-authentication-library-for-python@1.22.0...1.26.0)

---
updated-dependencies:
- dependency-name: msal
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: all
...

Signed-off-by: dependabot[bot] <[email protected]>

examples/msal-python/requirements.txt

@@ -1,2 +1,2 @@
 azure-keyvault-secrets==4.7.0
-msal==1.22.0
+msal==1.26.0