add regex as dependency

Author: nmdefries

requirements.api.txt

@@ -10,6 +10,7 @@ pandas==1.2.3
 python-dotenv==0.15.0
 pyyaml
 redis==3.5.3
+regex
 requests==2.32.0
 scipy==1.10.0
 sentry-sdk[flask]

requirements.dev.txt

@@ -14,6 +14,7 @@ numpy==1.22.4
 pycountry==22.3.5
 pytest==7.2.0
 pytest-check==1.3.0
+regex
 sas7bdat==2.2.3
 selenium==4.7.2
 sqlalchemy-stubs>=0.3