Use sentry_check_cli_installed to verify Sentry's CLI requirements

This is an action provided by the Sentry Fastlane plugin that verifies
the CLI is installed and its version is compatible with the plugin's
expectation.

Author: mokagio

fastlane/Fastfile

@@ -1028,7 +1028,10 @@ def read_version_from_config
 end
 
 def ensure_sentry_installed
-    UI.user_error('sentry-cli not installed') unless sh('command -v sentry-cli')
+  # This is an action provided by the Sentry Fastlane plugin that verifies the
+  # CLI is installed and its version is compatible with the plugin's
+  # expectation.
+  sentry_check_cli_installed
 end
 
 # This function is Buildkite-specific