chore: Separate extensions by app (#3905)

extensions/reddit/stub/build.gradle.kts

@@ -0,0 +1,17 @@
+plugins {
+    id(libs.plugins.android.library.get().pluginId)
+}
+
+android {
+    namespace = "app.revanced.extension"
+    compileSdk = 33
+
+    defaultConfig {
+        minSdk = 24
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_11
+        targetCompatibility = JavaVersion.VERSION_11
+    }
+}

extensions/reddit/stub/src/main/AndroidManifest.xml

@@ -0,0 +1 @@
+<manifest/>

extensions/reddit/stub/src/main/java/com/reddit/domain/model/ILink.java

@@ -0,0 +1,7 @@
+package com.reddit.domain.model;
+
+public class ILink {
+    public boolean getPromoted() {
+        throw new UnsupportedOperationException("Stub");
+    }
+}