chore: update dependencies (#530)

Co-authored-by: mayeut <mayeut@users.noreply.github.com>

cibuildwheel/resources/constraints-python39.txt

@@ -14,7 +14,7 @@ filelock==3.0.12
     # via virtualenv
 six==1.15.0
     # via virtualenv
-virtualenv==20.2.2
+virtualenv==20.3.0
     # via -r cibuildwheel/resources/constraints.in
 wheel==0.36.2
     # via
@@ -24,5 +24,5 @@ wheel==0.36.2
 # The following packages are considered to be unsafe in a requirements file:
 pip==20.3.3
     # via -r cibuildwheel/resources/constraints.in
-setuptools==51.1.1
+setuptools==51.1.2
     # via -r cibuildwheel/resources/constraints.in