ci: install Vulkan/Freetype/glslang dev packages for Linux build

find_package(Vulkan/Freetype/glslang) failed — only OpenCV/CURL were
covered by the previous apt package list.

Author: anpawo

.github/workflows/ci-build.yaml

@@ -22,7 +22,7 @@ jobs:
         run: echo "VCPKG_ROOT=$HOME/vcpkg" >> $GITHUB_ENV
 
       - name: Install dependencies
-        run: sudo apt-get update && sudo apt-get install -y build-essential cmake python3-dev ffmpeg libopencv-dev libcurl4-openssl-dev g++-13 gcc-13
+        run: sudo apt-get update && sudo apt-get install -y build-essential cmake python3-dev ffmpeg libopencv-dev libcurl4-openssl-dev libvulkan-dev libfreetype6-dev libglslang-dev g++-13 gcc-13
 
       - name: Install pybind11
         run: pip install pybind11