Fix alpine failures by switching default back to only warn on verification failures. To prevent build failures due to missing GPG or rotated vendor keys. (#1262)

Also allow multiple GPG keys to be provided.

Co-authored-by: John <1615532+johnoliver@users.noreply.github.com>

dist/setup/19.index.js

@@ -65,7 +65,7 @@ class LocalDistribution extends _base_installer_js__WEBPACK_IMPORTED_MODULE_3__/
                     architecture: this.architecture,
                     version: this.version,
                     source,
-                    verification: getJdkVerificationIdentity(false),
+                    verification: getJdkVerificationIdentity(false, false),
                     path: this.getJdkCachePath(this.version)
                 };
             }