gatekeeper: scudo: Increase heap

Storage requires a ~4K buffer to set the pin.  Increase the heap to
accomodate when using scudo (4x overhead of dlmalloc).

Bug: 272705599
Test: adb shell locksettings set-password 1234567890
Change-Id: Ifbde0d6359f39080e671ee03dffb872b46160790
diff --git a/manifest-scudo.json b/manifest-scudo.json
index 974b4e3..1ba36aa 100644
--- a/manifest-scudo.json
+++ b/manifest-scudo.json
@@ -1,5 +1,5 @@
 {
     "uuid": "38ba0cdc-df0e-11e4-9869-233fb6ae4795",
-    "min_heap": 24576,
+    "min_heap": 32768,
     "min_stack": 4096
 }