Bump svenstaro/upload-release-action from 1.pre.release to 2.9.0 (#1431) #1606

Job	Run time
ASAN	5m 51s
Bazel	5m 10s
Test Big Endian	9m 21s
macOS	18m 3s
UBSAN	6m 5s
Ubuntu 18.04 (Build: Debug, Compilers: gcc-6/g++-6, Shared Library: true)	10m 26s
Ubuntu 18.04 (Build: Debug, Compilers: clang-6.0/clang++-6.0, Shared Library: true)	9m 14s
Ubuntu 18.04 (Build: Debug, Compilers: clang-6.0/clang++-6.0, Shared Library: false)	9m 5s
Ubuntu 18.04 (Build: Release, Compilers: gcc-6/g++-6, Shared Library: true)	15m 4s
Windows 2019 (Generator: MinGW Makefiles, Shared Library: true)	19m 1s
Ubuntu 18.04 (Build: Release, Compilers: gcc-6/g++-6, Shared Library: false)	15m 11s
Windows 2019 (Generator: MinGW Makefiles, Shared Library: false)	19m 9s
Ubuntu 18.04 (Build: Release, Compilers: clang-6.0/clang++-6.0, Shared Library: true)	14m 1s
Windows 2019 (Generator: Visual Studio 16 2019, Shared Library: true)	9m 18s
Ubuntu 18.04 (Build: Release, Compilers: clang-6.0/clang++-6.0, Shared Library: false)	13m 48s
Windows 2019 (Generator: Visual Studio 16 2019, Shared Library: false)	9m 34s
	3h 8m 21s

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