Update BuildTools, CoreClr, CoreFx, CoreSetup, ProjectNTfs, ProjectNTfsTestILC to preview1-03124-01, preview1-26824-01, preview1-26824-01, preview1-26823-04, beta-26823-00, beta-26823-00, respectively (master) (dotnet/corefx#31890)
* Update BuildTools, CoreClr, CoreFx, CoreSetup, ProjectNTfs, ProjectNTfsTestILC to preview1-03124-01, preview1-26824-01, preview1-26824-01, preview1-26823-04, beta-26823-00, beta-26823-00, respectively
* Fix errors in Avx2.Permute8x32 and Avx.PermuteVar float, double overload signatures
Commit migrated from https://github.com/dotnet/corefx/commit/
e3e0fd92c9f5a2e11d1f7e2e1b711c85db5ee418