Bump idna from 3.11 to 3.15

Bumps [idna](https://github.com/kjd/idna) from 3.11 to 3.15.
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.md)
- [Commits](https://github.com/kjd/idna/compare/v3.11...v3.15)

---
updated-dependencies:
- dependency-name: idna
  dependency-version: '3.15'
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

Pipfile.lock

@@ -218,11 +218,12 @@
         },
         "idna": {
             "hashes": [
-                "sha256:771a87f49d9defaf64091e6e6fe9c18d4833f140bd19464795bc32d966ca37ea",
-                "sha256:795dafcc9c04ed0c1fb032c2aa73654d8e8c5023a7df64a53f39190ada629902"
+                "sha256:048adeaf8c2d788c40fee287673ccaa74c24ffd8dcf09ffa555a2fbb59f10ac8",
+                "sha256:ca962446ea538f7092a95e057da437618e886f4d349216d2b1e294abfdb65fdc"
             ],
+            "index": "pypi",
             "markers": "python_version >= '3.8'",
-            "version": "==3.11"
+            "version": "==3.15"
         },
         "inflection": {
             "hashes": [