generic: 5.15: add patch fixing compiling mvebu with gcc-13

generic: 5.15: add patch fixing compiling mvebu with gcc-13

Fixes errors in the form of:
drivers/ata/libahci.c: In function 'ahci_led_store':
././include/linux/compiler_types.h:334:45: error: call to '__compiletime_assert_363' declared with attribute error: BUILD_BUG_ON failed: sizeof(_s) > sizeof(long)
  334 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
      |                                             ^
././include/linux/compiler_types.h:315:25: note: in definition of macro '__compiletime_assert'
  315 |                         prefix ## suffix();                             \
      |                         ^~~~~~
././include/linux/compiler_types.h:334:9: note: in expansion of macro '_compiletime_assert'
  334 |         _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
      |         ^~~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
   39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
      |                                     ^~~~~~~~~~~~~~~~~~
./include/linux/build_bug.h:50:9: note: in expansion of macro 'BUILD_BUG_ON_MSG'
   50 |         BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
      |         ^~~~~~~~~~~~~~~~
./include/linux/nospec.h:62:9: note: in expansion of macro 'BUILD_BUG_ON'
   62 |         BUILD_BUG_ON(sizeof(_s) > sizeof(long));                        \
      |         ^~~~~~~~~~~~
drivers/ata/libahci.c:1143:23: note: in expansion of macro 'array_index_nospec'
 1143 |                 pmp = array_index_nospec(pmp, EM_MAX_SLOTS);
      |                       ^~~~~~~~~~~~~~~~~~

Signed-off-by: Nick Hainke <vincent@systemli.org>