bump to latest change, do not enable mm-debug

PKGBUILD

@@ -18,8 +18,8 @@ _GRUB_EMU_BUILD="0"
 pkgname='grub'
 pkgdesc='GNU GRand Unified Bootloader (2)'
 epoch=2
-_commit='65bc45963014773e2062ccc63ff34a089d2e352e'
-_pkgver=2.06.r456.g65bc45963
+_commit='e67a551a48192a04ab705fca832d82f850162b64'
+_pkgver=2.06.r499.ge67a551a4
 _unifont_ver='15.0.01'
 pkgver=${_pkgver/-/}
 pkgrel=1
@@ -84,7 +84,6 @@ _configure_options=(
 	PACKAGE_VERSION="${epoch}:${pkgver}-${pkgrel}"
 	FREETYPE="pkg-config freetype2"
 	BUILD_FREETYPE="pkg-config freetype2"
-	--enable-mm-debug
 	--enable-nls
 	--enable-device-mapper
 	--enable-cache-stats