NPC snippets overhaul, part 1. `talk_tags.json` #103389

Job	Run time
matrix-variables	1s
skip-duplicates-code	5s
skip-duplicates-data	4s
Basic Build and Test (Clang 10, Ubuntu, Curses)	1h 13m 56s
Clang 14, macOS 12, Tiles, Sound, x64 and arm64 Universal Binary	1h 57m 59s
GCC 9, Curses, LTO	33m 2s
Clang 12, Ubuntu, Tiles, ASan	1h 2m 36s
GCC 11, Ubuntu, Curses, ASan	1h 57m 18s
GCC 9, Ubuntu, Tiles, Sound, CMake	1s
emscripten	0s
	6h 45m 2s

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