Bump flake8 from 3.8.3 to 3.8.4 in /dependencies

Bumps [flake8](https://gitlab.com/pycqa/flake8) from 3.8.3 to 3.8.4.
- [Release notes](https://gitlab.com/pycqa/flake8/tags)
- [Commits](https://gitlab.com/pycqa/flake8/compare/3.8.3...3.8.4)

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

dependencies/Pipfile.lock

@@ -18,9 +18,10 @@
     "default": {
         "amply": {
             "hashes": [
-                "sha256:6e5d53af62772790ba82a989a3de72b8ce5c1cd809613c06f7cb061f7ec34dc8"
+                "sha256:cb12dcb49d16b168c02be128a1527ecde50211e4bd94af76ff4e67707f5a2d38",
+                "sha256:f8a846a544750493f45e75e9b44c393144be5728701df4f596b1fa5595d263fd"
             ],
-            "version": "==0.1.2"
+            "version": "==0.1.4"
         },
         "appdirs": {
             "hashes": [
@@ -68,17 +69,17 @@
         },
         "boto3": {
             "hashes": [
-                "sha256:02f5f7a2b1349760b030c34f90a9cb4600bf8fe3cbc76b801d122bc4cecf3a7f",
+                "sha256:5f3969dd167b787e5bc6742afbfe15e149051d8c6aa1edaa4858133384f64ec7",
-                "sha256:e0a1dbc0a0e460dc6de2f4144b5015edad3ab5c17ee83c6194b1a010d815bc60"
+                "sha256:713da2b28e9e4cd77e922690c97935dd2316ab27635b6bab4745a2d42bd887ec"
             ],
-            "version": "==1.15.9"
+            "version": "==1.15.11"
         },
         "botocore": {
             "hashes": [
-                "sha256:35b06b8801eb2dd7e708de35581f9c0304740645874f3af5b8b0c1648f8d6365",
+                "sha256:1531ee5d7f7d0f0d9a12ea829ef046ac52063a1948409ae19a452a3f47a07937",
-                "sha256:dc3244170254cbba7dfde00b0489f830069d93dd6a9e555178d989072d7ee7c2"
+                "sha256:a0514ba531148af26fe36bf75c73089698a5ed8ae150695b96e7cbdf32dd232b"
             ],
-            "version": "==1.18.9"
+            "version": "==1.18.11"
         },
         "certifi": {
             "hashes": [
@@ -161,11 +162,11 @@
         },
         "flake8": {
             "hashes": [
-                "sha256:15e351d19611c887e482fb960eae4d44845013cc142d42896e9862f775d8cf5c",
+                "sha256:749dbbd6bfd0cf1318af27bf97a14e28e5ff548ef8e5b1566ccfb25a11e7c839",
-                "sha256:f04b9fcbac03b0a3e58c0ab3a0ecc462e023a9faf046d57794184028123aa208"
+                "sha256:aadae8761ec651813c24be05c6f7b4680857ef6afaae4651a4eccaef97ce6c3b"
             ],
             "index": "pypi",
-            "version": "==3.8.3"
+            "version": "==3.8.4"
         },
         "gitdb": {
             "hashes": [
@@ -560,10 +561,10 @@
         },
         "zipp": {
             "hashes": [
-                "sha256:43f4fa8d8bb313e65d8323a3952ef8756bf40f9a5c3ea7334be23ee4ec8278b6",
+                "sha256:64ad89efee774d1897a58607895d80789c59778ea02185dd846ac38394a8642b",
-                "sha256:b52f22895f4cfce194bc8172f3819ee8de7540aa6d873535a8668b730b8b411f"
+                "sha256:eed8ec0b8d1416b2ca33516a37a08892442f3954dee131e92cfd92d8fe3e7066"
             ],
-            "version": "==3.2.0"
+            "version": "==3.3.0"
         }
     },
     "develop": {}