Bump tqdm from 4.50.2 to 4.51.0

Bumps [tqdm](https://github.com/tqdm/tqdm) from 4.50.2 to 4.51.0.
- [Release notes](https://github.com/tqdm/tqdm/releases)
- [Commits](tqdm/tqdm@v4.50.2...v4.51.0)

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

requirements.txt

@@ -2,7 +2,7 @@ bitarray-hardbyte==1.6.1
 jsonschema==3.2.0
 numpy==1.19.2
 metaphone==0.6
-tqdm==4.50.2
+tqdm==4.51.0
 pytest==6.1.1
 pytest-cov==2.10.1
 pytest-azurepipelines==0.8.0