Bump werkzeug from 0.14.1 to 0.15.5 in /api/ImageSimilarity/deployment

Bumps [werkzeug](https://github.com/pallets/werkzeug) from 0.14.1 to 0.15.5.
- [Release notes](https://github.com/pallets/werkzeug/releases)
- [Changelog](https://github.com/pallets/werkzeug/blob/main/CHANGES.rst)
- [Commits](pallets/werkzeug@0.14.1...0.15.5)

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

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

Author: dependabot[bot]

api/ImageSimilarity/deployment/requirements.txt

@@ -9,7 +9,7 @@ Flask==1.0.2
 itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.5
 tensorflow
 flask-cors
 annoy

api/ImageSimilarity/deployment/requirements_gpu.txt

@@ -9,7 +9,7 @@ Flask==1.0.2
 itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.5
 flask-cors
 annoy
 tensorflow-gpu>1.5