chore: add vendor dependencies for kauma build

vendor/vcpkg/tests/run.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -ex
+
+SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+cd $SCRIPTDIR
+
+export VCPKG_ROOT=$SCRIPTDIR/../vcp
+
+source ../setup_vcp.sh
+
+for port in harfbuzz ; do
+    # check that the port fails before it is installed
+    $VCPKG_ROOT/vcpkg remove $port  || true
+    cargo clean --manifest-path $port/Cargo.toml
+    cargo run --manifest-path $port/Cargo.toml && exit 2
+    echo THIS FAILURE IS EXPECTED
+    echo This is to ensure that we are not spuriously succeeding because the libraries already exist somewhere on the build machine.
+    $VCPKG_ROOT/vcpkg install $port
+    cargo run --manifest-path $port/Cargo.toml
+done