chore: bump to twoliter 0.15.0

Signed-off-by: Gavin Inglis <giinglis@amazon.com>

Author: ginglis13

Makefile

@@ -5,9 +5,9 @@ TWOLITER := $(TWOLITER_DIR)/twoliter
 CARGO_HOME := $(TOP).cargo
 KERNEL_CONFIG_SCRIPT := $(TOOLS_DIR)/latest-kernel-full-config.sh
 
-TWOLITER_VERSION ?= "0.14.0"
-TWOLITER_SHA256_AARCH64 ?= "315204dc2b41b7adb5d8ad4230df82035e530e98244b0e3177bd4344f735e452"
-TWOLITER_SHA256_X86_64 ?= "3afd6bd6129e243fc01bea6dfbbb797abc58abcd8392ac9842aa3d3ba572d69e"
+TWOLITER_VERSION ?= "0.15.0-rc1"
+TWOLITER_SHA256_AARCH64 ?= "70cf4fd3314b914dc424aed15d8363563a39864368098516f2121b19297cace4"
+TWOLITER_SHA256_X86_64 ?= "1673165c4f07d391a05619fb826408adc64b5b7cd6b29ca54825247781bf112c"
 KIT ?= bottlerocket-kernel-kit
 UNAME_ARCH = $(shell uname -m)
 ARCH ?= $(UNAME_ARCH)