Revert "start-proxy: Skip proxy setup if no credentials are available"

lib/start-proxy-action.js

@@ -99,10 +99,6 @@ async function runWrapper() {
     core.saveState("proxy-log-file", proxyLogFilePath);
     // Get the configuration options
     const credentials = (0, start_proxy_1.getCredentials)(logger, actionsUtil.getOptionalInput("registry_secrets"), actionsUtil.getOptionalInput("registries_credentials"), actionsUtil.getOptionalInput("language"));
-    if (credentials.length === 0) {
-        logger.info("No credentials found, skipping proxy setup.");
-        return;
-    }
     logger.info(`Credentials loaded for the following registries:\n ${credentials
         .map((c) => credentialToStr(c))
         .join("\n")}`);