Add node modules and compiled JavaScript from main

node_modules/@actions/tool-cache/lib/retry-helper.d.ts

@@ -0,0 +1,12 @@
+/**
+ * Internal class for retries
+ */
+export declare class RetryHelper {
+    private maxAttempts;
+    private minSeconds;
+    private maxSeconds;
+    constructor(maxAttempts: number, minSeconds: number, maxSeconds: number);
+    execute<T>(action: () => Promise<T>, isRetryable?: (e: Error) => boolean): Promise<T>;
+    private getSleepAmount;
+    private sleep;
+}