[#8390] upgrade a few packages that have security fixes and needed py3
diff --git a/requirements.txt b/requirements.txt
index f7ac847..36e1332 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -57,7 +57,7 @@
# via gitpython
gitpython==2.1.11
# via -r requirements.in
-gunicorn==19.10.0
+gunicorn==20.1.0
# via -r requirements.in
html5lib==1.0.1
# via
@@ -119,7 +119,7 @@
# via ipython
pickleshare==0.7.5
# via ipython
-pillow==6.2.2
+pillow==8.2.0
# via -r requirements.in
profanityfilter==2.0.6
# via -r requirements.in
@@ -131,7 +131,7 @@
# via cffi
pyflakes==2.1.1
# via -r requirements.in
-pygments==2.5.2
+pygments==2.9.0
# via
# -r requirements.in
# ipython