Kill adb daemon in OTG mode on Windows

On Windows, it is not possible to open a USB device from several
process, so HID events may only work if no adb daemon is running.

PR #3011 <https://github.com/Genymobile/scrcpy/pull/3011>

app/src/adb/adb.c

@@ -204,6 +204,14 @@ sc_adb_start_server(struct sc_intr *intr, unsigned flags) {
     return process_check_success_intr(intr, pid, "adb start-server", flags);
 }
 
+bool
+sc_adb_kill_server(struct sc_intr *intr, unsigned flags) {
+    const char *const argv[] = SC_ADB_COMMAND("kill-server");
+
+    sc_pid pid = sc_adb_execute(argv, flags);
+    return process_check_success_intr(intr, pid, "adb kill-server", flags);
+}
+
 bool
 sc_adb_forward(struct sc_intr *intr, const char *serial, uint16_t local_port,
                const char *device_socket_name, unsigned flags) {