Configures CMakePresets.json to utilize vcpkg for dependency management.
Adds support for building with vcpkg.
Adds error message for missing VCPKG_ROOT environment variable.
Adds explicit VCPKG_MANIFEST_FEATURES and VCPKG_INSTALLED_DIR to CMakePresets.json.
Adds benchmark dependency to vcpkg.json.
Enables building unit tests using GTest and benchmarks using Benchmark,
through Vcpkg features.
Adds `tests` and `benchmark` features to `vcpkg.json`,
and adds corresponding CMake logic to control their build based on
Vcpkg manifest features.
