fix #1912 - CLIENT PAUSE (#2125)

* fix #1912 - CLIENT PAUSE

* fix client pause

* Update commands.ts

packages/client/lib/commands/CLIENT_PAUSE.ts

@@ -0,0 +1,20 @@
+import { RedisCommandArguments } from '.';
+
+export function transformArguments(
+    timeout: number,
+    mode?: 'WRITE' | 'ALL'
+): RedisCommandArguments {
+    const args = [
+        'CLIENT',
+        'PAUSE',
+        timeout.toString()
+    ];
+
+    if (mode) {
+        args.push(mode);
+    }
+
+    return args;
+}
+
+export declare function transformReply(): 'OK' | Buffer;