pip: bump pygount from 3.1.0 to 3.1.1 (#351)

Bumps [pygount](https://github.com/roskakori/pygount) from 3.1.0 to
3.1.1.

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pip-requirements.txt

@@ -16,4 +16,4 @@ edk2-pytool-library~=0.23.11
 edk2-pytool-extensions~=0.30.6
 antlr4-python3-runtime==4.13.2
 regex
-pygount==3.1.0
+pygount==3.1.1