refactor: add nullable getLongExtra util

Author: BrayanDSO

common/src/main/java/com/ichi2/anki/common/utils/ext/Intent.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2025 Brayan Oliveira <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software
+ * Foundation; either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.ichi2.anki.common.utils.ext
+
+import android.content.Intent
+
+fun Intent.getLongExtra(key: String): Long? {
+    @Suppress("DEPRECATION") // get()
+    val value = extras?.get(key) ?: return null
+    return value as Long
+}