Update dependencies for Markdown, parse, django-jinja

Signed-off-by: Jelle van der Waa <jelle@vdwaa.nl>

requirements.txt

 -e git+git://github.com/fredj/cssmin.git@master#egg=cssmin
 Django==2.2.10
 IPy==1.00
-Markdown==3.1.1
+Markdown==3.2.1
 bencode.py==2.0.0
 django-countries==5.5
 django-extensions==2.2.1
 jsmin==2.2.2
 pgpdump==1.5
 pytz>=2019.2
-parse==1.12.1
-django-jinja==2.4.1
+parse==1.14.0
+django-jinja==2.6.0
 sqlparse==0.3.0
 django-csp==3.5
 ptpython==2.0.4