Merge branch '640-add-oneapi-compilers-in-build_arch-auto-sh' into 'main'

Resolve "add/update compilers in build_arch-auto.sh"

See merge request !891 (merged)

(cherry picked from commit 0d347e84)

e1473605 add oneapi compilers in build_arch-auto.sh 3503eb5a update gcc debug options in build_arch-auto.sh 8028c568 update gcc debug options in CNRS arch files 928aa0b8 add mercator arch files for intel oneapi at ecmwf 183df793 add mercator sette batch file for intel oneapi at ecmwf 84503980 typo 893dcc95 Update .VAR-SELECT.yml 2ec4b538 move "fortran_lex" function declaration upward to avoid implicit declaration 2df56d39 move "convert_lex" function declaration upward to avoid implicit declaration bea256fa add "-fcommon" option to C compiler to ignore multi-definition issue 2bc41436 add 2021 intel oneapi variant 8fa2cdcb update oneapi arch file for ecmwf

Co-authored-by: Guillaume Samson 3-gsamson@users.noreply.forge.nemo-ocean.eu