Bump analyzer from 5.13.0 to 6.3.0 in /cipd_packages/device_doctor (#3275)

Bumps [analyzer](https://github.com/dart-lang/sdk/tree/main/pkg) from 5.13.0 to 6.3.0.
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[![Dependabot compatibility score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=analyzer&package-manager=pub&previous-version=5.13.0&new-version=6.3.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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diff --git a/cipd_packages/device_doctor/pubspec.yaml b/cipd_packages/device_doctor/pubspec.yaml
index 4f1ce7a..4fc066e 100644
--- a/cipd_packages/device_doctor/pubspec.yaml
+++ b/cipd_packages/device_doctor/pubspec.yaml
@@ -6,7 +6,7 @@
   sdk: ">=2.18.0 <4.0.0"
 
 dependencies:
-  analyzer: 5.13.0
+  analyzer: 6.3.0
   args: 2.4.2
   logging: 1.2.0
   meta: 1.11.0