Bump senzing-core from 0.3.12 to 0.3.13

Bumps [senzing-core](https://github.com/senzing-garage/sz-sdk-python-core) from 0.3.12 to 0.3.13.
- [Release notes](https://github.com/senzing-garage/sz-sdk-python-core/releases)
- [Changelog](https://github.com/senzing-garage/sz-sdk-python-core/blob/main/CHANGELOG.md)
- [Commits](senzing-garage/sz-sdk-python-core@0.3.12...0.3.13)

---
updated-dependencies:
- dependency-name: senzing-core
  dependency-version: 0.3.13
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,2 +1,2 @@
 senzing==0.2.2
-senzing-core==0.3.12
+senzing-core==0.3.13