extend X509_REQ_add_extensions_nid() and thuis APPS/req to support au… #1720

Job	Run time
cygwin (windows-2019, win64, -DCMAKE_C_COMPILER=gcc --strict-warnings enable-demos no-fips)	32m 33s
minimal (windows-2019)	9m 7s
minimal (windows-2022)	9m 0s
plain (windows-2019)	16m 57s
plain (windows-2022)	17m 3s
shared (windows-2019, win64, enable-fips)	27m 51s
shared (windows-2019, win32, --strict-warnings no-fips)	28m 54s
shared (windows-2022, win64, enable-fips)	27m 53s
shared (windows-2022, win32, --strict-warnings no-fips)	28m 48s
	3h 18m 6s

Provide feedback