docs(prp): fix removal version of fraction option #3691

Job	Run time
Check format	1m 12s
Build	1m 48s
Smoke test	6m 16s
Test Intel fortran (ubuntu-22.04)	39m 56s
Test GNU fortran (macos-13, false)	43m 58s
Test Intel fortran (macos-13)	26m 50s
Test GNU fortran (macos-14, false)	32m 0s
Extended testing (ubuntu-22.04)	18m 15s
Test Intel fortran (windows-2022)	38m 6s
Test GNU fortran (macos-14, true)	1h 7m 52s
Extended testing (macos-13)	53m 53s
Extended testing (windows-2022)	10m 40s
Test GNU fortran (ubuntu-22.04, false)	38m 58s
Test GNU fortran (ubuntu-22.04, true)	1h 33m 24s
Test GNU fortran (windows-2022, false)	46m 36s
	8h 39m 44s

Provide feedback