Update: dependencies update

* Update certifi from 2020.11.8 to 2020.12.5
* Update chardet from 3.0.4 to 4.0.0
* Update jinja2 from 2.11.2 to 2.11.3
* Update requests from 2.25.0 to 2.25.1
* Update sentry-sdk from 0.19.4 to 0.19.5
* Update urllib3 from 1.26.2 to 1.26.3

requirements.txt

@@ -1,13 +1,13 @@
-certifi==2020.11.8
-chardet==3.0.4
+certifi==2020.12.5
+chardet==4.0.0
 click==7.1.2
 Flask==1.1.2
 idna==2.10
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 openttd-helpers==1.0.1
-requests==2.25.0
-sentry-sdk==0.19.4
-urllib3==1.26.2
+requests==2.25.1
+sentry-sdk==0.19.5
+urllib3==1.26.3
 Werkzeug==1.0.1