docs: fix the issue with urllib package

docs/requirements.txt

@@ -1,3 +1,4 @@
 sphinx
 sphinx-rtd-theme
-docutils
+docutils<0.18
+urllib3<2.0

setup.py

@@ -26,7 +26,13 @@ def read(*names, **kwargs):
     name="pythermalcomfort",
     version="2.7.0",
     license="MIT",
-    description="Package to calculate several thermal comfort indices (e.g. PMV, PPD, SET, adaptive) and convert physical variables. Please cite us if you use this package: Tartarini, F., Schiavon, S., 2020. pythermalcomfort: A Python package for thermal comfort research. SoftwareX 12, 100578. https://doi.org/10.1016/j.softx.2020.100578",
+    description=(
+        "Package to calculate several thermal comfort indices (e.g. PMV, PPD, SET,"
+        " adaptive) and convert physical variables. Please cite us if you use this"
+        " package: Tartarini, F., Schiavon, S., 2020. pythermalcomfort: A Python"
+        " package for thermal comfort research. SoftwareX 12, 100578."
+        " https://doi.org/10.1016/j.softx.2020.100578"
+    ),
     long_description="%s\n%s"
     % (
         re.compile("^.. start-badges.*^.. end-badges", re.M | re.S).sub(
@@ -67,7 +73,9 @@ def read(*names, **kwargs):
     project_urls={
         "Documentation": "https://pythermalcomfort.readthedocs.io/",
         "Changelog": "https://pythermalcomfort.readthedocs.io/en/latest/changelog.html",
-        "Issue Tracker": "https://github.com/CenterForTheBuiltEnvironment/pythermalcomfort/issues",
+        "Issue Tracker": (
+            "https://github.com/CenterForTheBuiltEnvironment/pythermalcomfort/issues"
+        ),
     },
     keywords=[
         "thermal comfort",
@@ -82,7 +90,6 @@ def read(*names, **kwargs):
     install_requires=[
         "scipy",
         "numba",
-        "jos3",
         "numpy",
     ],  # eg: 'aspectlib==1.1.1', 'six>=1.7',
     extras_require={