Bump requirements

Author: bcongdon

git_trophy_lambda/requirements.txt

@@ -13,15 +13,14 @@ Flask==1.1.2
 Flask-Cors==3.0.9
 future==0.18.2
 git-lambda==1.1.3
-GithubContributions==0.1.3
+GithubContributions==0.3.0
 hjson==3.0.2
 idna==2.10
 importlib-metadata==2.0.0
 itsdangerous==1.1.0
 Jinja2==2.11.2
 jmespath==0.10.0
 kappa==0.6.0
-MarkupSafe==1.1.1
 pexpect==4.8.0
 pip-tools==5.3.1
 placebo==0.9.0