drop support for Python 3.7 and 3.8

Author: jschlyter

.github/workflows/test.yml

@@ -23,8 +23,6 @@ jobs:
     strategy:
       matrix:
         python-version:
-          - "3.7"
-          - "3.8"
           - "3.9"
           - "3.10"
           - "3.11"

pyproject.toml

@@ -38,7 +38,7 @@ jwkconv = "cryptojwt.tools.keyconv:main"
 jwtpeek = "cryptojwt.tools.jwtpeek:main"
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.9"
 cryptography = ">=3.4.6"
 requests = "^2.25.1"