Marlin Svelte: restrict to 1152M RAM.

Bug: 35595020
Test: Lunch. build, run marlin_svelte-userdebug.
Change-Id: Ic9a5a0e7ee464e2b2711aefbeb4e0945aa6ce644
diff --git a/marlin/BoardConfig.mk b/marlin/BoardConfig.mk
index c6e2a60..d4df8af 100644
--- a/marlin/BoardConfig.mk
+++ b/marlin/BoardConfig.mk
@@ -215,3 +215,8 @@
 TARGET_USES_MKE2FS := true
 
 BOARD_PROPERTY_OVERRIDES_SPLIT_ENABLED := true
+
+ifeq ($(TARGET_PRODUCT),marlin_svelte)
+BOARD_KERNEL_CMDLINE += mem=1152M
+MALLOC_SVELTE := true
+endif