chore(deps): update dependency craft-application to v4 (#26)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| craft-application | `~=1.1` -> `~=4.2` |
[![age](https://developer.mend.io/api/mc/badges/age/pypi/craft-application/4.2.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/pypi/craft-application/1.2.1/4.2.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![confidence](https://developer.mend.io/api/mc/badges/confidence/pypi/craft-application/1.2.1/4.2.1?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|

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pyproject.toml

@@ -2,7 +2,7 @@
 name = "craftcraft"
 dynamic = ["version", "readme"]
 dependencies = [
-    "craft-application~=1.1",
+    "craft-application~=4.2",
 ]
 classifiers = [
     "Development Status :: 3 - Alpha",