kernel: Rewrite kernle version code management

Co-authored-by: lamadaemon <i@lama.icu>
Signed-off-by: ShirkNeko <109797057+ShirkNeko@users.noreply.github.com>

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

@@ -3,7 +3,7 @@
     <string name="home_click_to_install">Додирните да бисте инсталирали</string>
     <string name="home">Почетна</string>
     <string name="home_not_installed">Није инсталирано</string>
-    <string name="home_working_version">Верзија: %d</string>
+    <string name="home_working_version">Верзија: %s</string>
     <string name="home_working">Ради</string>
     <string name="save_log">Сачувај Дневнике</string>
 </resources>