Support non-ASCII chars in pretty-format-json #4589

Job	Run time
pre-commit / check-file-sizes	7s
pre-commit / pre-commit	2m 6s
ubuntu / clang-build (ubuntu-24.04)	2m 52s
windows / clang-build	2m 18s
windows / msvc-build (Release)	1m 55s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 28s
windows / msvc-build (Debug)	2m 59s
mac / clang-build (Debug)	2m 10s
ubuntu / gcc-build (ubuntu-24.04, Debug)	1m 58s
mac / clang-build (Release)	2m 36s
windows / clang-test	3m 6s
ubuntu / gcc-test (ubuntu-24.04)	8m 28s
mac / clang-test	4m 22s
ubuntu / clang-test (ubuntu-24.04)	8m 23s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	2m 58s
windows / msvc-test	4m 53s
windows / clang-test-extended	3m 20s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 52s
mac / clang-test-extended	2m 31s
windows / msvc-test-extended	4m 26s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 21s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 36s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 31s
ubuntu / gcc-build-codecov	7m 51s
perf / ubuntu-gcc-build-perf-stats	1m 36s
perf / macos-clang-build-perf-stats	2m 1s
pages / build-doxygen-xml	22s
pages / build-scoreboard	17s
pages / build-sphinx	39s
pages / deploy-pages	0s
	1h 31m 2s

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