Bump the opentelemetry-dependencies group

Bumps the opentelemetry-dependencies group in /requirements with 5 updates:

| Package | From | To |
| --- | --- | --- |
| [opentelemetry-api](https://github.com/open-telemetry/opentelemetry-python) | `1.27.0` | `1.28.0` |
| [opentelemetry-sdk](https://github.com/open-telemetry/opentelemetry-python) | `1.27.0` | `1.28.0` |
| [opentelemetry-exporter-otlp](https://github.com/open-telemetry/opentelemetry-python) | `1.27.0` | `1.28.0` |
| [opentelemetry-instrumentation-flask](https://github.com/open-telemetry/opentelemetry-python-contrib) | `0.48b0` | `0.49b0` |
| [opentelemetry-instrumentation-redis](https://github.com/open-telemetry/opentelemetry-python-contrib) | `0.48b0` | `0.49b0` |


Updates `opentelemetry-api` from 1.27.0 to 1.28.0
- [Release notes](https://github.com/open-telemetry/opentelemetry-python/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-python/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-python@v1.27.0...v1.28.0)

Updates `opentelemetry-sdk` from 1.27.0 to 1.28.0
- [Release notes](https://github.com/open-telemetry/opentelemetry-python/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-python/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-python@v1.27.0...v1.28.0)

Updates `opentelemetry-exporter-otlp` from 1.27.0 to 1.28.0
- [Release notes](https://github.com/open-telemetry/opentelemetry-python/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-python/blob/main/CHANGELOG.md)
- [Commits](open-telemetry/opentelemetry-python@v1.27.0...v1.28.0)

Updates `opentelemetry-instrumentation-flask` from 0.48b0 to 0.49b0
- [Release notes](https://github.com/open-telemetry/opentelemetry-python-contrib/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-python-contrib/blob/main/CHANGELOG.md)
- [Commits](https://github.com/open-telemetry/opentelemetry-python-contrib/commits)

Updates `opentelemetry-instrumentation-redis` from 0.48b0 to 0.49b0
- [Release notes](https://github.com/open-telemetry/opentelemetry-python-contrib/releases)
- [Changelog](https://github.com/open-telemetry/opentelemetry-python-contrib/blob/main/CHANGELOG.md)
- [Commits](https://github.com/open-telemetry/opentelemetry-python-contrib/commits)

---
updated-dependencies:
- dependency-name: opentelemetry-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: opentelemetry-dependencies
- dependency-name: opentelemetry-sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: opentelemetry-dependencies
- dependency-name: opentelemetry-exporter-otlp
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: opentelemetry-dependencies
- dependency-name: opentelemetry-instrumentation-flask
  dependency-type: direct:production
  dependency-group: opentelemetry-dependencies
- dependency-name: opentelemetry-instrumentation-redis
  dependency-type: direct:production
  dependency-group: opentelemetry-dependencies
...

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

requirements/requirements-general.txt

@@ -7,8 +7,8 @@ psycopg2==2.9.9
 redis==5.2.0
 
 # opentelemetry
-opentelemetry-api==1.27.0
-opentelemetry-sdk==1.27.0
-opentelemetry-exporter-otlp==1.27.0
-opentelemetry-instrumentation-flask==0.48b0
-opentelemetry-instrumentation-redis==0.48b0
+opentelemetry-api==1.28.0
+opentelemetry-sdk==1.28.0
+opentelemetry-exporter-otlp==1.28.0
+opentelemetry-instrumentation-flask==0.49b0
+opentelemetry-instrumentation-redis==0.49b0