v1.6.3.72 style: rename frun_etp_oudin Fortran subroutine into frun_pe_oudin in the airGR.c file

Refs 2a524d43, #62
3 jobs for 62-embed-oudin-s-fortran-code in 11 minutes and 30 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #131713
build_patched

00:00:30

 
  Tests
passed #131715
check_as_cran_patched

00:02:11

passed #131714
check_not_cran_patched

00:08:48