Bump feedparser from 6.0.2 to 6.0.4

Bumps [feedparser](https://github.com/kurtmckee/feedparser) from 6.0.2 to 6.0.4.
- [Release notes](https://github.com/kurtmckee/feedparser/releases)
- [Changelog](https://github.com/kurtmckee/feedparser/blob/develop/CHANGELOG.rst)
- [Commits](https://github.com/kurtmckee/feedparser/compare/6.0.2...6.0.4)

---
updated-dependencies:
- dependency-name: feedparser
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Pipfile.lock

@@ -28,6 +28,7 @@
                 "sha256:0d6f53a15db4120f2b08c94f11e7d93d2c911ee118b6b30a04ec3ee8310179fa",
                 "sha256:f864054d66fd9118f2e67044ac8981a54775ec5b67aed0441892edb553d21da5"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
             "version": "==4.0.0"
         },
         "dnspython": {
@@ -40,17 +41,18 @@
         },
         "feedparser": {
             "hashes": [
-                "sha256:1b00a105425f492f3954fd346e5b524ca9cef3a4bbf95b8809470e9857aa1074",
-                "sha256:f596c4b34fb3e2dc7e6ac3a8191603841e8d5d267210064e94d4238737452ddd"
+                "sha256:459eea28488105ac92f6ef2c952539ed06b2460a833740062d5456d358a558d2",
+                "sha256:dcb019f1c892e106e6f981a11a6f97704601d52112f13975bda0adbe11cb6220"
             ],
             "index": "pypi",
-            "version": "==6.0.2"
+            "version": "==6.0.4"
         },
         "idna": {
             "hashes": [
                 "sha256:b307872f855b18632ce0c21c5e45be78c0ea7ae4c15c828c20788b26921eb3f6",
                 "sha256:b97d804b1e9b523befed77c48dacec60e6dcb0b5391d57af6a65a312a90648c0"
             ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==2.10"
         },
         "jinja2": {
@@ -98,6 +100,7 @@
                 "sha256:f9081981fe268bd86831e5c75f7de206ef275defcb82bc70740ae6dc507aee51",
                 "sha256:fa130dd50c57d53368c9d59395cb5526eda596d3ffe36666cd81a44d56e48872"
             ],
+            "markers": "python_version >= '3.6'",
             "version": "==2.0.1"
         },
         "pymongo": {
@@ -124,6 +127,7 @@
                 "sha256:424799c71ff435094e5fb823c40eebb4500f0e048133311e9c026467e8ccebac",
                 "sha256:474e21d0e07cd09679e357d1dac76e570dab86665e79a9d3354b10a279ac6fb3",
                 "sha256:4c7e8c8e1e1918dcf6a652ac4b9d87164587c26fd2ce5dd81e73a5ab3b3d492f",
+                "sha256:506a6dab4c7ffdcacdf0b8e70bd20eb2e77fa994519547c9d88d676400fcad58",
                 "sha256:510cd3bfabb63a07405b7b79fae63127e34c118b7531a2cbbafc7a24fd878594",
                 "sha256:517ba47ca04a55b1f50ee8df9fd97f6c37df5537d118fb2718952b8623860466",
                 "sha256:539d4cb1b16b57026999c53e5aab857fe706e70ae5310cc8c232479923f932e6",
@@ -223,7 +227,7 @@
                 "sha256:753a0374df26658f99d826cfe40394a686d05985786d946fbe4165b5148f5a7c",
                 "sha256:a7acd0977125325f516bda9735fa7142b909a8d01e8b2e4c8108d0984e6e0098"
             ],
-            "index": "pypi",
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4' and python_version < '4'",
             "version": "==1.26.5"
         }
     },