runtime(doc): sort filetype.txt in the alphabetical order (#14395) #15820

Job	Run time
macos (tiny, macos-latest)	1m 38s
windows (HUGE, msvc, no, no, x64, stable)	7m 47s
macos (tiny, macos-14)	45s
linux (tiny, clang, native)	2m 13s
windows (HUGE, mingw, yes, yes, x86, stable, yes)	12m 40s
macos (normal, macos-latest)	7m 28s
linux (tiny, gcc, native)	1m 48s
macos (normal, macos-14)	4m 45s
windows (HUGE, msvc, no, yes, x86)	8m 39s
linux (normal, clang, native)	5m 34s
windows (HUGE, mingw, yes, no, x64, yes)	9m 31s
macos (huge, macos-latest)	14m 36s
linux (normal, gcc, native)	5m 11s
windows (NORMAL, msvc, yes, no, x86)	6m 5s
macos (huge, macos-14)	13m 10s
linux (huge, clang, native)	9m 13s
windows (NORMAL, mingw, no, yes, x64)	9m 44s
linux (huge, gcc, native)	10m 17s
windows (TINY, msvc, yes, yes, x64)	1m 43s
linux (tiny, clang, nogui)	2m 3s
windows (TINY, mingw, no, no, x86)	3m 3s
linux (tiny, gcc, nogui)	1m 32s
linux (normal, gcc, i386, ./src/shadow)	6m 23s
linux (huge, gcc, uchar, testgui, true, dynamic)	9m 2s
linux (huge, clang, asan, 5.1)	16m 46s
linux (huge, gcc, unittests, true)	1m 56s
linux (normal, gcc, vimtags)	1m 57s
	2h 55m 29s

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