Bump django from 2.2.1 to 2.2.2

Bumps [django](https://github.com/django/django) from 2.2.1 to 2.2.2.
- [Release notes](https://github.com/django/django/releases)
- [Commits](https://github.com/django/django/compare/2.2.1...2.2.2)
Signed-off-by: dependabot[bot] <support@github.com>

Pipfile.lock

@@ -32,11 +32,11 @@
         },
         "django": {
             "hashes": [
-                "sha256:6fcc3cbd55b16f9a01f37de8bcbe286e0ea22e87096557f1511051780338eaea",
-                "sha256:bb407d0bb46395ca1241f829f5bd03f7e482f97f7d1936e26e98dacb201ed4ec"
+                "sha256:753d30d3eb078064d2ddadfea65083c9848074a7f93d7b4dc7fa6b1380d278f5",
+                "sha256:7cb67e8b934fab23b6daed7144da52e8a25a47eba7f360ca43d2b448506b01ad"
             ],
             "index": "pypi",
-            "version": "==2.2.1"
+            "version": "==2.2.2"
         },
         "django-ace": {
             "hashes": [
@@ -159,10 +159,10 @@
         },
         "requests": {
             "hashes": [
-                "sha256:502a824f31acdacb3a35b6690b5fbf0bc41d63a24a45c4004352b0242707598e",
-                "sha256:7bf2a778576d825600030a110f3c0e3e8edc51dfaafe1c146e39a2027784957b"
+                "sha256:11e007a8a2aa0323f5a921e9e6a2d7e4e67d9877e85773fba9ba6419025cbeb4",
+                "sha256:9cf5292fcd0f598c671cfc1e0d7d1a7f13bb8085e9a590f48c010551dc6c4b31"
             ],
-            "version": "==2.21.0"
+            "version": "==2.22.0"
         },
         "six": {
             "hashes": [
@@ -180,10 +180,10 @@
         },
         "urllib3": {
             "hashes": [
-                "sha256:2393a695cd12afedd0dcb26fe5d50d0cf248e5a66f75dbd89a3d4eb333a61af4",
-                "sha256:a637e5fae88995b256e3409dc4d52c2e2e0ba32c42a6365fee8bbd2238de3cfb"
+                "sha256:b246607a25ac80bedac05c6f282e3cdaf3afb65420fd024ac94435cabe6e18d1",
+                "sha256:dbe59173209418ae49d485b87d1681aefa36252ee85884c31346debd19463232"
             ],
-            "version": "==1.24.3"
+            "version": "==1.25.3"
         },
         "websocket-client": {
             "hashes": [