Bump bleach in /neptune-analytics-graphstorm-fraud-detection (#285)

Bumps [bleach](https://github.com/mozilla/bleach) from 6.2.0 to 6.4.0.
- [Changelog](https://github.com/mozilla/bleach/blob/main/CHANGES)
- [Commits](mozilla/bleach@v6.2.0...v6.4.0)

---
updated-dependencies:
- dependency-name: bleach
  dependency-version: 6.4.0
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

neptune-analytics-graphstorm-fraud-detection/requirements.txt

@@ -7,7 +7,7 @@ async-lru==2.0.5
 attrs==25.3.0
 babel==2.17.0
 beautifulsoup4==4.13.4
-bleach==6.2.0
+bleach==6.4.0
 boto3==1.38.40
 botocore==1.38.40
 certifi==2025.6.15