build: update build deps

Signed-off-by: James Chien <james@numbersprotocol.io>

requirements.txt

@@ -1,22 +1,8 @@
-autopep8==2.0.2
-cachetools==5.3.0
 certifi==2024.2.2
-cffi==1.15.1
-chardet==5.1.0
+cffi==1.16.0
 charset-normalizer==3.3.2
-colorama==0.4.6
-cryptography==40.0.2
-distlib==0.3.6
-filelock==3.11.0
+cryptography==42.0.5
 idna==3.7
-packaging==23.1
-platformdirs==3.2.0
-pluggy==1.0.0
-pycodestyle==2.10.0
-pycparser==2.21
-pyproject_api==1.5.1
+pycparser==2.22
 requests==2.31.0
-tomli==2.0.1
-tox==4.4.12
 urllib3==2.2.1
-virtualenv==20.21.0

setup.cfg

@@ -11,7 +11,6 @@ url = https://github.com/numbersprotocol/numbers-c2pa
 classifiers =
     Development Status :: 4 - Beta
     License :: OSI Approved :: MIT License
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
@@ -21,10 +20,11 @@ classifiers =
 package_dir=
     =src
 zip_safe = True
-python_requires = >=3.6
+python_requires = >=3.7
 packages = find:
 install_requires =
     cryptography
+    requests
 
 [options.packages.find]
 where = src
@@ -66,7 +66,7 @@ exclude = .git,__pycache__,__init__.py,.mypy_cache,.pytest_cache,venv,.venv
 
 [tox:tox]
 envlist=
-    py36, py37, py38, py39, py310, flake8, pylint, bandit
+    py37, py38, py39, py310, flake8, pylint, bandit
 
 [testenv]
 deps =