Bump gunicorn from 19.9.0 to 20.0.4

Bumps [gunicorn](https://github.com/benoitc/gunicorn) from 19.9.0 to 20.0.4.
- [Release notes](https://github.com/benoitc/gunicorn/releases)
- [Commits](https://github.com/benoitc/gunicorn/compare/19.9.0...20.0.4)

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

poetry.lock

@@ -23,8 +23,11 @@ category = "main"
 description = "WSGI HTTP Server for UNIX"
 name = "gunicorn"
 optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*"
-version = "19.9.0"
+python-versions = ">=3.4"
+version = "20.0.4"
+
+[package.dependencies]
+setuptools = ">=3.0"
 
 [[package]]
 category = "main"
@@ -59,13 +62,13 @@ python-versions = ">=3.5, <4"
 version = "5.0.1"
 
 [metadata]
-content-hash = "3f78e0f5e1d80197ad745e97d3d3938c2e0ec303238a9f3dfa0d7bb4ed35657c"
+content-hash = "89ae8b76e43bf982b7ea13ecad3c029741c5814e1994468582357184f23915f0"
 python-versions = "^3.6"
 
 [metadata.hashes]
 dj-database-url = ["4aeaeb1f573c74835b0686a2b46b85990571159ffc21aa57ecd4d1e1cb334163", "851785365761ebe4994a921b433062309eb882fedd318e1b0fcecc607ed02da9"]
 django = ["a4ad4f6f9c6a4b7af7e2deec8d0cbff28501852e5010d6c2dc695d3d1fae7ca0", "fa98ec9cc9bf5d72a08ebf3654a9452e761fbb8566e3f80de199cbc15477e891"]
-gunicorn = ["aa8e0b40b4157b36a5df5e599f45c9c76d6af43845ba3b3b0efe2c70473c2471", "fa2662097c66f920f53f70621c6c58ca4a3c4d3434205e608e121b5b3b71f4f3"]
+gunicorn = ["1904bb2b8a43658807108d59c3f3d56c2b6121a701161de0ddf9ad140073c626", "cd4a810dd51bf497552cf3f863b575dabd73d6ad6a91075b65936b151cbf4f9c"]
 psycopg2-binary = ["040234f8a4a8dfd692662a8308d78f63f31a97e1c42d2480e5e6810c48966a29", "086f7e89ec85a6704db51f68f0dcae432eff9300809723a6e8782c41c2f48e03", "18ca813fdb17bc1db73fe61b196b05dd1ca2165b884dd5ec5568877cabf9b039", "19dc39616850342a2a6db70559af55b22955f86667b5f652f40c0e99253d9881", "2166e770cb98f02ed5ee2b0b569d40db26788e0bf2ec3ae1a0d864ea6f1d8309", "3a2522b1d9178575acee4adf8fd9f979f9c0449b00b4164bb63c3475ea6528ed", "3aa773580f85a28ffdf6f862e59cb5a3cc7ef6885121f2de3fca8d6ada4dbf3b", "3b5deaa3ee7180585a296af33e14c9b18c218d148e735c7accf78130765a47e3", "407af6d7e46593415f216c7f56ba087a9a42bd6dc2ecb86028760aa45b802bd7", "4c3c09fb674401f630626310bcaf6cd6285daf0d5e4c26d6e55ca26a2734e39b", "4c6717962247445b4f9e21c962ea61d2e884fc17df5ddf5e35863b016f8a1f03", "50446fae5681fc99f87e505d4e77c9407e683ab60c555ec302f9ac9bffa61103", "5057669b6a66aa9ca118a2a860159f0ee3acf837eda937bdd2a64f3431361a2d", "5dd90c5438b4f935c9d01fcbad3620253da89d19c1f5fca9158646407ed7df35", "659c815b5b8e2a55193ede2795c1e2349b8011497310bb936da7d4745652823b", "69b13fdf12878b10dc6003acc8d0abf3ad93e79813fd5f3812497c1c9fb9be49", "7a1cb80e35e1ccea3e11a48afe65d38744a0e0bde88795cc56a4d05b6e4f9d70", "7e6e3c52e6732c219c07bd97fff6c088f8df4dae3b79752ee3a817e6f32e177e", "7f42a8490c4fe854325504ce7a6e4796b207960dabb2cbafe3c3959cb00d1d7e", "84156313f258eafff716b2961644a4483a9be44a5d43551d554844d15d4d224e", "8578d6b8192e4c805e85f187bc530d0f52ba86c39172e61cd51f68fddd648103", "890167d5091279a27e2505ff0e1fb273f8c48c41d35c5b92adbf4af80e6b2ed6", "98e10634792ac0e9e7a92a76b4991b44c2325d3e7798270a808407355e7bb0a1", "9aadff9032e967865f9778485571e93908d27dab21d0fdfdec0ca779bb6f8ad9", "9f24f383a298a0c0f9b3113b982e21751a8ecde6615494a3f1470eb4a9d70e9e", "a73021b44813b5c84eda4a3af5826dd72356a900bac9bd9dd1f0f81ee1c22c2f", "afd96845e12638d2c44d213d4810a08f4dc4a563f9a98204b7428e567014b1cd", "b73ddf033d8cd4cc9dfed6324b1ad2a89ba52c410ef6877998422fcb9c23e3a8", "b8f490f5fad1767a1331df1259763b3bad7d7af12a75b950c2843ba319b2415f", "dbc5cd56fff1a6152ca59445178652756f4e509f672e49ccdf3d79c1043113a4", "eac8a3499754790187bb00574ab980df13e754777d346f85e0ff6df929bcd964", "eaed1c65f461a959284649e37b5051224f4db6ebdc84e40b5e65f2986f101a08"]
 pytz = ["303879e36b721603cc54604edcac9d20401bdbe31e1e4fdee5b9f98d5d31dfda", "d747dd3d23d77ef44c6a3526e274af6efeb0a6f1afd5a69ba4d5be4098c8e141"]
 sqlparse = ["40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177", "7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"]

pyproject.toml

@@ -8,7 +8,7 @@ authors = ["Jonathan Cremin <jonathan@crem.in>"]
 python = "^3.6"
 django = "^2.2"
 dj-database-url = "^0.5.0"
-gunicorn = "^19.9"
+gunicorn = "^20.0"
 psycopg2-binary = "^2.8"
 whitenoise = "^5.0"