Upgrade dependencies

Author: vstinner

pyperformance/requirements.txt

@@ -5,12 +5,12 @@
 #    pip-compile requirements.in
 #
 asgiref==3.2.7            # via django
-certifi==2020.4.5.1       # via dulwich
-chameleon==3.7.1          # via -r requirements.in
-django==3.0.6             # via -r requirements.in
-dulwich==0.19.16          # via -r requirements.in
+certifi==2020.4.5.2       # via dulwich
+chameleon==3.7.2          # via -r requirements.in
+django==3.0.7             # via -r requirements.in
+dulwich==0.20.2           # via -r requirements.in
 genshi==0.7.3             # via -r requirements.in
-mako==1.1.2               # via -r requirements.in
+mako==1.1.3               # via -r requirements.in
 markupsafe==1.1.1         # via mako
 mpmath==1.1.0             # via sympy
 psutil==5.7.0             # via -r requirements.in