Update django-filters

Pipfile

@@ -17,7 +17,7 @@ cssmin = "*"
 django-assets = "*"
 django-braces = "*"
 django-constance = {extras = ["database"],version = "*"}
-django-filter = "==1.1.0"
+django-filter = "*"
 django-floppyforms = "*"
 django-form-utils = "*"
 django-spreadsheetresponsemixin = "*"

Pipfile.lock

 {
     "_meta": {
         "hash": {
-            "sha256": "c16868e153c2d75e82f9640b4b5fa92046b6c563c69a5021f72a98bcfccbb37a"
+            "sha256": "629470871d545227ecfc67e5c2748637f2b79dadd9b8f1133e18ce2737be7f23"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -89,11 +89,11 @@
         },
         "django-filter": {
             "hashes": [
-                "sha256:ea204242ea83790e1512c9d0d8255002a652a6f4986e93cee664f28955ba0c22",
-                "sha256:ec0ef1ba23ef95b1620f5d481334413700fb33f45cd76d56a63f4b0b1d76976a"
+                "sha256:558c727bce3ffa89c4a7a0b13bc8976745d63e5fd576b3a9a851650ef11c401b",
+                "sha256:c3deb57f0dd7ff94d7dce52a047516822013e2b441bed472b722a317658cfd14"
             ],
             "index": "pypi",
-            "version": "==1.1.0"
+            "version": "==2.2.0"
         },
         "django-floppyforms": {
             "hashes": [