Bump azure-storage-blob from 12.22.0 to 12.26.0

Bumps [azure-storage-blob](https://github.com/Azure/azure-sdk-for-python) from 12.22.0 to 12.26.0.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-python/blob/main/doc/esrp_release.md)
- [Commits](Azure/azure-sdk-for-python@azure-storage-blob_12.22.0...azure-storage-blob_12.26.0)

---
updated-dependencies:
- dependency-name: azure-storage-blob
  dependency-version: 12.26.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

app/backend/requirements.txt

@@ -57,7 +57,7 @@ azure-monitor-opentelemetry-exporter==1.0.0b40
     # via azure-monitor-opentelemetry
 azure-search-documents==11.6.0b12
     # via -r requirements.in
-azure-storage-blob==12.22.0
+azure-storage-blob==12.26.0
     # via
     #   -r requirements.in
     #   azure-storage-file-datalake