Update rocksdb to 6.15.2 (cpp-pm#359)

* Add rocksdb v6.15.2

* Cleanup rocksdb formatting

* Turn off tools and gflags

Co-authored-by: Michael Vandeberg <mvandeberg@users.noreply.github.com>

Update 'SPIRV-Tools' to v2020.4-p0 (cpp-pm#346)

* Update 'SPIRV-Tools' to v2020.4-p0

* Update HUNTER_BINARY_DIR for nmake-vs- and ninja-vs- toolchains

* fix spirv-headers version

* Update 'SPIRV-Tools' to v2020.6-p0

* Revert "Update 'SPIRV-Tools' to v2020.6-p0"

This reverts commit 762164c.

2020.6 is having build issue with xcode KhronosGroup/glslang#1745

Co-authored-by: Rahul Sheth <rahul@snap.com>

Default Draco GLTF support to true, add some other CMAKE_ARGS (cpp-pm…

…#356)

* Default Draco GLTF support to true, add some other CMAKE_ARGS

* Try fixing Python path for OSX uploads

Update draco to v1.4.1-p0 (cpp-pm#355)

* Update draco to v1.4.1-p0

* Update SHA1

* Update SHA1

Update 'SPIRV-Headers' to v1.5.4.raytracing.fixed (cpp-pm#347)

* Update 'SPIRV-Headers' to v1.5.4.raytracing.fixed

* default to SPIRV-Headers.1.5.4.raytracing.fixed

Update 'VulkanMemoryAllocator' to v2.3.0-p0 (cpp-pm#343)

Update OpenSSL default version to 1.1.1i

Eigen: update to 3.3.9 (cpp-pm#323)

ceres-solver 1.14.0 fails to build with Eigen 3.3.8. See link for more info

https://gitlab.com/libeigen/eigen/-/issues/2011

The fix is part of Eigen 3.3.9

Update gRPC to v1.34.0-p0 (cpp-pm#319)

Update Protobuf to v3.14.0-4a09d77-p0 (cpp-pm#318)

* Update Protobuf to v3.14.0-p0

* Update SHA1 and version

* Update SHA1