build

Made the hardcoded completion field limit configurable #4808

Job	Run time
compile (macos-latest, darwin, darwin-arm64)	2m 11s
compile (ubuntu-24.04-arm, linux, linux-arm64)	1m 23s
compile (windows-latest, windows, win32-ia32)	4m 6s
compile (macos-latest, darwin, darwin-x64)	1m 26s
compile (ubuntu-22.04, linux, linux-x64)	2m 4s
compile (windows-latest, windows, win32-x64)	4m 9s
	15m 19s

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