Add missing #include <algorithm> in microfmt.hpp #1932

Job	Run time
build-linux (gcc)	1m 6s
build-linux (clang)	1m 39s
build-linux-bazel	6m 55s
build-macos (gcc)	50s
build-macos (clang)	53s
build-windows (msvc)	1m 44s
build-windows (clang)	2m 16s
build-windows (gcc)	2m 23s
build-linux-all-configurations (gcc)	8m 42s
build-linux-all-configurations (clang)	9m 17s
build-macos-all-configurations (gcc)	4m 39s
build-macos-all-configurations (clang)	4m 10s
build-windows-all-configurations (msvc)	5m 14s
build-windows-all-configurations (clang)	5m 11s
build-windows-all-configurations (gcc)	7m 13s
	1h 2m 12s

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