perf: point to whp-warm-start branch with no-surrogate mode

Enable whp-no-surrogate feature for VirtualAlloc-based allocation,
direct WHvMapGpaRange mapping, and lazy scratch zeroing via
MEM_DECOMMIT + MEM_COMMIT.

Signed-off-by: danbugs <danilochiarlone@gmail.com>

Author: danbugs

host/Cargo.lock

@@ -29,7 +29,7 @@ path = "src/bin/pyhl.rs"
 [dependencies]
 # hyperlight-dev/hyperlight#1373 — Ludvig's Snapshot::to_file/from_file
 # Uses PAGE_READONLY mapping (no host commit charge per VM).
-hyperlight-host = { git = "https://github.com/hyperlight-dev/hyperlight", branch = "disk_snapshot_copy", features = ["executable_heap", "hw-interrupts"] }
+hyperlight-host = { git = "https://github.com/danbugs/hyperlight", branch = "perf/whp-warm-start", features = ["executable_heap", "hw-interrupts", "whp-no-surrogate"] }
 clap = { version = "4", features = ["derive", "env"] }
 anyhow = "1"
 memmap2 = "0.9"