Added a feature to save logs to local storage (#1741)

- Added export logs to local storage
[1664](https://github.com/tiann/KernelSU/issues/1664)

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Co-authored-by: weishu <twsxtd@gmail.com>

manager/app/src/main/res/values-ko/strings.xml

@@ -78,4 +78,5 @@
     <string name="profile_selinux_domain">도메인</string>
     <string name="launch_app">실행</string>
     <string name="failed_to_update_sepolicy">다음 앱에 대한 SELinux 규칙 업데이트 실패: %s</string>
+    <string name="save_log">로그 저장</string>
 </resources>