feat(format): add formatter for format_args #469

Job	Run time
checks	1m 14s
sanitize	4m 42s
coverage	1m 29s
memcheck	4m 26s
size-test	26s
size-test-embedded (ci-size-coverage-embedded)	50s
size-test-embedded (ci-size-coverage-embedded-nano)	46s
unit-tests (ubuntu-22.04, gcc-11, Debug)	27s
unit-tests (ubuntu-22.04, gcc-11, Release)	17s
unit-tests (ubuntu-22.04, gcc-12, Debug)	14s
unit-tests (ubuntu-22.04, gcc-12, Release)	16s
unit-tests (ubuntu-24.04, gcc-13, Debug)	1s
unit-tests (ubuntu-24.04, gcc-13, Release)	14s
unit-tests (ubuntu-22.04, clang-16, Debug)	29s
unit-tests (ubuntu-22.04, clang-16, Release)	20s
unit-tests (ubuntu-22.04, clang-17, Debug)	22s
unit-tests (ubuntu-22.04, clang-17, Release)	22s
unit-tests (ubuntu-24.04, clang-18, Debug)	14s
unit-tests (ubuntu-24.04, clang-18, Release)	14s
unit-tests (ubuntu-24.04, clang-19, Debug)	8s
unit-tests (ubuntu-24.04, clang-19, Release)	10s
	17m 41s

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