chore: bump libeventlog to latest version

Pulls in a fix to the version specified in the CMake file.

Change-Id: Ic81119a20fa2c8bc59cc7cf2ba623171a5cc4edd
Signed-off-by: Harrison Mutai <harrison.mutai@arm.com>
diff --git a/contrib/libeventlog b/contrib/libeventlog
index e2f92a9..41f39ed 160000
--- a/contrib/libeventlog
+++ b/contrib/libeventlog
@@ -1 +1 @@
-Subproject commit e2f92a92245f9fb073ed995b4e80b71f9c4ff6a2
+Subproject commit 41f39ed014671f49a38ec9e63138fd570cfce82a