Add changes to LagrangeGridCreator to suppress deprecation warning

5 jobs for issue/fix-issues-with-2-8 in 7 minutes and 13 seconds (queued for 32 seconds)
Status Name Job ID Coverage
  Test
passed debian:10 clang-7-libcpp-17 #27993

00:03:07

passed debian:10 gcc-7-17 #27994

00:03:53

passed debian:10 gcc-8-noassert-17 #27992

00:04:14

passed debian:11 gcc-9-20 #27991

00:04:07

passed ubuntu:18.04 clang-6-17 #27995

00:03:03