Update to Lua 5.4.1

Test: atest -p external/libtextclassifier

Fixes: 165898787
Fixes: 162128313
Fixes: 162128297

Test: atest -p external/libtextclassifier  --all-abi
Change-Id: I7b3c82ba883ed57580e50f16c2f7450592fdec76
diff --git a/src/lmem.c b/src/lmem.c
index 65bfa52..43739bf 100644
--- a/src/lmem.c
+++ b/src/lmem.c
@@ -22,7 +22,7 @@
 #include "lstate.h"
 
 
-#if defined(HARDMEMTESTS)
+#if defined(EMERGENCYGCTESTS)
 /*
 ** First allocation will fail whenever not building initial state
 ** and not shrinking a block. (This fail will trigger 'tryagain' and