lakitu: Update kernel ebuild file to use latest kernel commit.

BUG=b/161426173
TEST=Tested locally by building the kernel package.
RELEASE_NOTE=Upgraded the Linux kernel to v5.4.52.

Change-Id: I375cda6e49ed81a56e7d00e46bdb0240d65ab334
diff --git a/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.49-r19.ebuild b/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.52-r20.ebuild
similarity index 98%
rename from overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.49-r19.ebuild
rename to overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.52-r20.ebuild
index a6ff7cd..2a6bf4e 100644
--- a/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.49-r19.ebuild
+++ b/overlay-lakitu/sys-kernel/lakitu-kernel-5_4/lakitu-kernel-5_4-5.4.52-r20.ebuild
@@ -9,7 +9,7 @@
 CROS_WORKON_REPO="https://cos.googlesource.com"
 CROS_WORKON_PROJECT="third_party/kernel"
 CROS_WORKON_EGIT_BRANCH="cos-5.4"
-CROS_WORKON_COMMIT="32f7dedff547c8e35d3a0fa912f1be6639f16cc3"
+CROS_WORKON_COMMIT="efe7f1ad58b5b08d2c997df86e7ff0a330f0be4f"
 CROS_WORKON_BLACKLIST="1"
 
 CHROMEOS_KERNEL_CONFIG="${FILESDIR}/base.config"