Bump pub_semver from 2.1.5 to 2.2.0 in /scripts

Bumps [pub_semver](https://github.com/dart-lang/tools/tree/main/pkgs) from 2.1.5 to 2.2.0.
- [Release notes](https://github.com/dart-lang/tools/releases)
- [Commits](https://github.com/dart-lang/tools/commits/pub_semver-v2.2.0/pkgs)

---
updated-dependencies:
- dependency-name: pub_semver
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

scripts/pubspec.lock

@@ -221,10 +221,10 @@ packages:
     dependency: "direct main"
     description:
       name: pub_semver
-      sha256: "7b3cfbf654f3edd0c6298ecd5be782ce997ddf0e00531b9464b55245185bbbbd"
+      sha256: "5bfcf68ca79ef689f8990d1160781b4bad40a3bd5e5218ad4076ddb7f4081585"
       url: "https://pub.dev"
     source: hosted
-    version: "2.1.5"
+    version: "2.2.0"
   shelf:
     dependency: transitive
     description:

scripts/pubspec.yaml

@@ -10,7 +10,7 @@ dependencies:
   collection: ^1.19.1
   file: ^7.0.1
   http: ^1.3.0
-  pub_semver: ^2.1.5
+  pub_semver: ^2.2.0
 
 dev_dependencies:
   dart_flutter_team_lints: ^3.5.1