Add missing #include <algorithm> in microfmt.hpp #1496

Job	Run time
test-linux-add_subdirectory (On)	32s
test-linux-add_subdirectory (Off)	28s
test-linux-fetchcontent (On)	43s
test-linux-findpackage (On)	36s
test-linux-findpackage (Off)	19s
test-linux-fetchcontent (Off)	29s
test-macos-add_subdirectory (On)	36s
test-macos-add_subdirectory (Off)	30s
test-macos-fetchcontent (On)	32s
test-macos-fetchcontent (Off)	32s
test-macos-findpackage (On)	32s
test-macos-findpackage (Off)	26s
test-mingw-fetchcontent (On)	2m 29s
test-mingw-findpackage (On)	1m 36s
test-mingw-fetchcontent (Off)	2m 19s
test-mingw-findpackage (Off)	1m 37s
test-mingw-add_subdirectory (On)	2m 19s
test-mingw-add_subdirectory (Off)	2m 4s
test-windows-add_subdirectory (On)	50s
test-windows-fetchcontent (On)	2m 0s
test-windows-add_subdirectory (Off)	50s
test-windows-fetchcontent (Off)	49s
test-windows-findpackage (On)	1m 2s
test-windows-findpackage (Off)	53s
	25m 3s

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