scripts/bootstrap-prefix: bump snapshot to 20240203

Gets up to emerge @System stage so assuming it's ok.  Makes clang-lld
profile available for bootstraps.

PR: gentoo/gentoo#35042
Signed-off-by: Fabian Groffen <[email protected]>

Author: grobian

scripts/bootstrap-prefix.sh

@@ -558,7 +558,7 @@ bootstrap_tree() {
 	#                      retain this comment and the line below to
 	#                      keep this snapshot around in the snapshots
 	# MKSNAPSHOT-ANCHOR -- directory of rsync slaves
-	local PV="20240121"
+	local PV="20240203"
 
 	# RAP uses the latest gentoo main repo snapshot to bootstrap.
 	is-rap && LATEST_TREE_YES=1