kernel: bump 5.15 to 5.15.55

All patches automatically rebased.

Build system: x86_64
Build-tested: bcm2711/RPi4B, mt7622/RT3200
Run-tested: bcm2711/RPi4B, mt7622/RT3200

Signed-off-by: John Audia <therealgraysky@proton.me>

target/linux/generic/hack-5.15/205-kconfig-exit.patch

@@ -7,8 +7,6 @@ Subject: [PATCH] scripts/Kconfig: Kconfig exit
  scripts/kconfig/conf.c | 2 ++
  1 file changed, 2 insertions(+)
 
-diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
-index 5d84b44a2a2a..d279d95aac92 100644
 --- a/scripts/kconfig/conf.c
 +++ b/scripts/kconfig/conf.c
 @@ -435,6 +435,8 @@ static int conf_sym(struct menu *menu)
@@ -20,5 +18,3 @@ index 5d84b44a2a2a..d279d95aac92 100644
  			newval = oldval;
  			break;
  		case '?':
--- 
-