chore(deps): update vcpkg digest to e6e4bc7

renovate[bot] · web-flow · commit 9af28745f43c · 2025-09-25T19:27:31.000Z
diff --git a/vcpkg b/vcpkg
@@ -1 +1 @@
-Subproject commit 4334d8b4c8916018600212ab4dd4bbdc343065d1
+Subproject commit e6e4bc74aaf5c63dfc358810594f662f7e9bc4d4
