Revert "Pin requests to <2.25 as well (PyGithub#1757)" (PyGithub#1763)

* Revert "Pin requests to <2.25 as well (PyGithub#1757)"
* Ensure httpretty is more recent than 1.0.3

This reverts commit d159425.

Author: sbesson

requirements.txt

@@ -1,4 +1,4 @@
-requests>=2.14.0,<2.25
+requests>=2.14.0
 pyjwt
 sphinx<3
 sphinx-rtd-theme<0.6

setup.py

@@ -100,7 +100,7 @@
             "Topic :: Software Development",
         ],
         python_requires=">=3.5",
-        install_requires=["deprecated", "pyjwt", "requests>=2.14.0,<2.25"],
+        install_requires=["deprecated", "pyjwt", "requests>=2.14.0"],
         extras_require={"integrations": ["cryptography"]},
-        tests_require=["cryptography", "httpretty>=0.9.6"],
+        tests_require=["cryptography", "httpretty>=1.0.3"],
     )

test-requirements.txt

@@ -1,4 +1,4 @@
 cryptography
-httpretty>=0.9.6
+httpretty>=1.0.3
 pytest>=5.3
 pytest-cov>=2.8