Bump flake8 from 3.8.1 to 3.8.2 (#7997)

Bumps [flake8](https://gitlab.com/pycqa/flake8) from 3.8.1 to 3.8.2.
- [Release notes](https://gitlab.com/pycqa/flake8/tags)
- [Commits](https://gitlab.com/pycqa/flake8/compare/3.8.1...3.8.2)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>
Co-authored-by: Dustin Ingram <di@users.noreply.github.com>

requirements/lint.txt

@@ -40,9 +40,9 @@ flake8-polyfill==1.0.2 \
     --hash=sha256:12be6a34ee3ab795b19ca73505e7b55826d5f6ad7230d31b18e106400169b9e9 \
     --hash=sha256:e44b087597f6da52ec6393a709e7108b2905317d0c0b744cdca6208e670d8eda \
     # via pep8-naming
-flake8==3.8.1 \
-    --hash=sha256:6c1193b0c3f853ef763969238f6c81e9e63ace9d024518edc020d5f1d6d93195 \
-    --hash=sha256:ea6623797bf9a52f4c9577d780da0bb17d65f870213f7b5bcc9fca82540c31d5 \
+flake8==3.8.2 \
+    --hash=sha256:c69ac1668e434d37a2d2880b3ca9aafd54b3a10a3ac1ab101d22f29e29cf8634 \
+    --hash=sha256:ccaa799ef9893cebe69fdfefed76865aeaefbb94cb8545617b2298786a4de9a5 \
     # via -r requirements/lint.in, flake8-polyfill
 html-linter==0.4.0 \
     --hash=sha256:342dad677f2fc810a2562fde0959046ed0d8fa1387bd9e085869e908c1941191 \