Bump pip-tools from 4.5.1 to 5.0.0

Bumps [pip-tools](https://github.com/jazzband/pip-tools) from 4.5.1 to 5.0.0.
- [Release notes](https://github.com/jazzband/pip-tools/releases)
- [Changelog](https://github.com/jazzband/pip-tools/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jazzband/pip-tools/compare/4.5.1...5.0.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

requirements-dev.in

@@ -1,3 +1,3 @@
 pdoc3==0.8.1
-pip-tools==4.5.1
+pip-tools==5.0.0
 helium==3.0.2

requirements-dev.txt

@@ -56,9 +56,9 @@ markupsafe==1.1.1 \
 pdoc3==0.8.1 \
     --hash=sha256:d7b56e67b5e049d53dcde94245a28040b640b2e06c344fc58ab2bdf2d91dc00f \
     # via -r requirements-dev.in
-pip-tools==4.5.1 \
-    --hash=sha256:693f30e451875796b1b25203247f0b4cf48a4c4a5ab7341f4f33ffd498cdcc98 \
-    --hash=sha256:be9c796aa88b2eec5cabf1323ba1cb60a08212b84bfb75b8b4037a8ef8cb8cb6 \
+pip-tools==5.0.0 \
+    --hash=sha256:2045d0414e9db71c036443efa229ff1b76dfe47a3cb022d6154a1c9e207f0867 \
+    --hash=sha256:4fdc317a331de8affe481509d7efea7e72fc5cca6c9f6cacbe778617680961fe \
     # via -r requirements-dev.in
 selenium==3.141.0 \
     --hash=sha256:2d7131d7bc5a5b99a2d9b04aaf2612c411b03b8ca1b1ee8d3de5845a9be2cb3c \
@@ -75,4 +75,5 @@ urllib3==1.25.9 \
 
 # WARNING: The following packages were not pinned, but pip requires them to be
 # pinned when the requirements file includes hashes. Consider using the --allow-unsafe flag.
+# pip
 # setuptools