Bump to Pants 2.11.0 and upgrade django to 3.2.13. (#23)

* Bump to Pants `2.11.0`.
* Switch to PEX for lockfile generation.
* Bump to django `3.2.13` to address https://github.com/pantsbuild/example-django/security/dependabot/11.

Author: stuhood

Diff for: lockfiles/mypy.txt

@@ -6,14 +6,3 @@
 [GLOBAL]
 dynamic_ui = false
 colors = true
-
-# Limit the maximum number of concurrent processes. Change this
-# to a number that makes sense for your CI setup, based on
-# the number of cores/threads.
-process_execution_local_parallelism = 2
-
-[python]
-# Limit the maximum number of concurrent jobs used to resolve third
-# party dependencies. The total level of parallelism will be
-# `process_execution_local_parallelism x resolver_jobs`.
-resolver_jobs = 1

Diff for: lockfiles/pytest.txt

@@ -2,8 +2,7 @@
 # Licensed under the Apache License, Version 2.0 (see LICENSE).
 
 [GLOBAL]
-pants_version = "2.10.0"
-use_deprecated_python_macros = false
+pants_version = "2.11.0"
 
 backend_packages.add = [
   'pants.backend.python',
@@ -30,6 +29,9 @@ interpreter_constraints = [">=3.7"]
 # Use a lockfile. See https://www.pantsbuild.org/docs/python-third-party-dependencies.
 enable_resolves = true
 resolves = { python-default = "lockfiles/python-default.txt" }
+# Enable using the PEX lockfile format, which provides support for custom indexes, and
+# improves performance for large repositories.
+lockfile_generator = "pex"
 
 [python-bootstrap]
 # We search for interpreters on both on the $PATH and in the `$(pyenv root)/versions` folder.

Diff for: lockfiles/python-default.txt

@@ -2,7 +2,7 @@
 # Licensed under the Apache License, Version 2.0 (see LICENSE).
 
 ansicolors>=1.0.2
-django==3.2.3
+django>=3.2.13,<4
 django-stubs>=1.10.0
 gunicorn>=20.1.0
 setuptools>=42.0.0