Bump pygments from 2.4.2 to 2.7.4

Bumps [pygments](https://github.com/pygments/pygments) from 2.4.2 to 2.7.4.
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](https://github.com/pygments/pygments/compare/2.4.2...2.7.4)

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

requirements.txt

@@ -90,7 +90,7 @@ PyDispatcher==2.0.5
 pyfiglet==0.8.post1
 pyflakes==2.1.1
 pygame==1.9.6
-Pygments==2.4.2
+Pygments==2.7.4
 PyHamcrest==1.9.0
 pyhcl==0.4.0
 pylint==2.4.3
@@ -242,7 +242,7 @@ pycparser==2.19
 PyDispatcher==2.0.5
 pyfiglet==0.8.post1
 pyflakes==2.1.1
-Pygments==2.4.2
+Pygments==2.7.4
 pyparsing==2.4.4
 PySDL2==0.9.7
 python-dateutil==2.8.0