Update dependency flake8 to v7

Pipfile

@@ -21,7 +21,7 @@ pymysql = "==1.1.1"
 werkzeug = "==2.3.8"
 
 [dev-packages]
-flake8 = "==6.1.0"
+flake8 = "==7.1.1"
 yapf = "==0.40.2"
 pre-commit = "==2.13.0"
 reuse = "==0.14.0"

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "701ece99277177da8e5adf857508e3b83e00e1f75bd20509b370bbe0bd8c008f"
+            "sha256": "349776fea481625cf25bc7faaa2c539adcf5b8fe049dd2b31275f296342d5763"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -587,12 +587,12 @@
         },
         "flake8": {
             "hashes": [
-                "sha256:d5b3857f07c030bdb5bf41c7f53799571d75c4491748a3adcd47de929e34cd23",
-                "sha256:ffdfce58ea94c6580c77888a86506937f9a1a227dfcd15f245d694ae20a6b6e5"
+                "sha256:049d058491e228e03e67b390f311bbf88fce2dbaa8fa673e7aea87b7198b8d38",
+                "sha256:597477df7860daa5aa0fdd84bf5208a043ab96b8e96ab708770ae0364dd03213"
             ],
             "index": "pypi",
             "markers": "python_full_version >= '3.8.1'",
-            "version": "==6.1.0"
+            "version": "==7.1.1"
         },
         "identify": {
             "hashes": [
@@ -735,19 +735,19 @@
         },
         "pycodestyle": {
             "hashes": [
-                "sha256:41ba0e7afc9752dfb53ced5489e89f8186be00e599e712660695b7a75ff2663f",
-                "sha256:44fe31000b2d866f2e41841b18528a505fbd7fef9017b04eff4e2648a0fadc67"
+                "sha256:46f0fb92069a7c28ab7bb558f05bfc0110dac69a0cd23c61ea0040283a9d78b3",
+                "sha256:6838eae08bbce4f6accd5d5572075c63626a15ee3e6f842df996bf62f6d73521"
             ],
             "markers": "python_version >= '3.8'",
-            "version": "==2.11.1"
+            "version": "==2.12.1"
         },
         "pyflakes": {
             "hashes": [
-                "sha256:4132f6d49cb4dae6819e5379898f2b8cce3c5f23994194c24b77d5da2e36f774",
-                "sha256:a0aae034c444db0071aa077972ba4768d40c830d9539fd45bf4cd3f8f6992efc"
+                "sha256:1c61603ff154621fb2a9172037d84dca3500def8c8b630657d1701f026f8af3f",
+                "sha256:84b5be138a2dfbb40689ca07e2152deb896a65c3a3e24c251c5c62489568074a"
             ],
             "markers": "python_version >= '3.8'",
-            "version": "==3.1.0"
+            "version": "==3.2.0"
         },
         "python-debian": {
             "hashes": [