Bump com.autonomousapps:dependency-analysis-gradle-plugin (smithy-lang#689)

Bumps the gradle group in /codegen with 1 update: [com.autonomousapps:dependency-analysis-gradle-plugin](https://github.com/autonomousapps/dependency-analysis-android-gradle-plugin).


Updates `com.autonomousapps:dependency-analysis-gradle-plugin` from 3.7.0 to 3.9.0
- [Changelog](https://github.com/autonomousapps/dependency-analysis-gradle-plugin/blob/main/CHANGELOG.md)
- [Commits](autonomousapps/dependency-analysis-gradle-plugin@v3.7.0...v3.9.0)

---
updated-dependencies:
- dependency-name: com.autonomousapps:dependency-analysis-gradle-plugin
  dependency-version: 3.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: gradle
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

codegen/gradle/libs.versions.toml

@@ -6,7 +6,7 @@ test-logger-plugin = "4.0.0"
 spotbugs = "6.0.22"
 spotless = "8.4.0"
 smithy-gradle-plugins = "1.4.0"
-dep-analysis = "3.7.0"
+dep-analysis = "3.9.0"
 jsoup = "1.22.1"
 commonmark = "0.17.0"