Bump tensorflow in /machine-learning/nlp/text-generator

Bumps [tensorflow](https://github.com/tensorflow/tensorflow) from 2.5.2 to 2.5.3. - [Release notes](https://github.com/tensorflow/tensorflow/releases) - [Changelog](https://github.com/tensorflow/tensorflow/blob/master/RELEASE.md) - [Commits](tensorflow/tensorflow@v2.5.2...v2.5.3) --- updated-dependencies: - dependency-name: tensorflow dependency-type: direct:production ... Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

machine-learning/nlp/text-generator/requirements.txt

@@ -1,4 +1,4 @@
 numpy
-tensorflow==2.5.2
+tensorflow==2.5.3
 requests
 tqdm