arrpc: support OBS auto streamer mode (#822)

Co-authored-by: Vendicated <vendicated@riseup.net>

src/renderer/patches/index.ts

@@ -12,4 +12,5 @@ import "./hideVenmicInput";
 import "./screenShareFixes";
 import "./spellCheck";
 import "./windowsTitleBar";
+import "./streamerMode";
 import "./nativeFocus";

src/renderer/patches/streamerMode.ts

@@ -0,0 +1,21 @@
+/*
+ * SPDX-License-Identifier: GPL-3.0
+ * Vesktop, a desktop app aiming to give you a snappier Discord Experience
+ * Copyright (c) 2023 Vendicated and Vencord contributors
+ */
+
+import { addPatch } from "./shared";
+
+addPatch({
+    patches: [
+        {
+            find: ".STREAMER_MODE_ENABLE,",
+            replacement: {
+                // remove if (platformEmbedded) check from streamer mode toggle
+                // eslint-disable-next-line no-useless-escape
+                match: /if\(\i\.\i\)(?=return.{0,200}?"autoToggle")/g,
+                replace: ""
+            }
+        }
+    ]
+});