Fix: don't set external linkage when `@[NoInline]` is specified #13417

Job	Run time
check_format	1m 35s
x86_64-gnu-test-preview_mt	5m 51s
x86_64-gnu-test (1.7.3)	32m 24s
x86_64-gnu-test (1.8.2)	33m 17s
x86_64-musl-test	36m 17s
x86_64-gnu-test (1.9.2)	36m 45s
x86_64-gnu-test (1.10.1)	33m 43s
x86_64-gnu-test (1.11.2)	33m 9s
x86_64-gnu-test (1.12.2)	32m 32s
x86_64-gnu-test (1.13.3)	32m 45s
x86_64-gnu-test (1.14.1)	34m 5s
x86_64-gnu-test (1.15.0)	36m 25s
x86_64-gnu-test (1.0.0, FLAGS=-Dwithout_ffi USE_PCRE1=true)	32m 37s
x86_64-gnu-test (1.1.1, FLAGS=-Dwithout_ffi USE_PCRE1=true)	33m 19s
x86_64-gnu-test (1.2.2, USE_PCRE1=true)	35m 29s
x86_64-gnu-test (1.3.2, USE_PCRE1=true)	36m 32s
x86_64-gnu-test (1.4.1, USE_PCRE1=true)	33m 24s
x86_64-gnu-test (1.5.1, USE_PCRE1=true)	37m 21s
x86_64-gnu-test (1.6.2, USE_PCRE1=true)	32m 15s
	9h 49m 45s

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