Update README.md #2811

Job	Run time
linux-clang-3-9 / initialize	1m 51s
linux-gcc-6-3 / initialize	50s
linux-modular / initialize	43s
linux-x64 / initialize	54s
linux-modular / docker-build-image	1m 18s
linux-modular / docker-unittest-image	6m 35s
linux-gcc-6-3 / docker-build-image	1m 15s
linux-gcc-6-3 / docker-unittest-image	6m 38s
linux-x64 / docker-build-image	1m 13s
linux-x64 / docker-unittest-image	6m 48s
linux-clang-3-9 / docker-build-image	1m 15s
linux-clang-3-9 / docker-unittest-image	6m 50s
linux-modular / ${{ matrix.name }}_${{ matrix.config }}	0s
linux-modular / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
linux-gcc-6-3 / ${{ matrix.name }}_${{ matrix.config }}	0s
linux-gcc-6-3 / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
linux-x64 / ${{ matrix.name }}_${{ matrix.config }}	0s
linux-x64 / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
linux-clang-3-9 / ${{ matrix.name }}_${{ matrix.config }}	0s
linux-clang-3-9 / ${{ matrix.name }}_on_device_${{ matrix.shard }}	0s
linux-modular / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
linux-gcc-6-3 / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
linux-x64 / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
linux-clang-3-9 / ${{ matrix.name }}_${{ matrix.shard }}_test	0s
	36m 10s

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