remove 'cstd': 'c++17' as this is default in GCC 11 for GLIMPSE

[branfosj]

(created using eb --new-pr)

From https://gcc.gnu.org/projects/cxx-status.html#cxx17

C++17 mode is the default since GCC 11

[branfosj]

@boegelbot please test @ generoso

[boegelbot]

@branfosj: Request for testing this PR well received on login1

PR test command 'EB_PR=18944 EB_ARGS= EB_CONTAINER= EB_REPO=easybuild-easyconfigs /opt/software/slurm/bin/sbatch --job-name test_PR_18944 --ntasks=4 ~/boegelbot/eb_from_pr_upload_generoso.sh' executed!

• exit code: 0
• output:

Submitted batch job 11884

Test results coming soon (I hope)...

- notification for comment with ID 1751671579 processed

Message to humans: this is just bookkeeping information for me,
it is of no use to you (unless you think I have a bug, which I don't).

[branfosj]

Test report by @branfosj
SUCCESS
Build succeeded for 2 out of 2 (2 easyconfigs in total)
bear-pg0105u03a.bear.cluster - Linux RHEL 8.6, x86_64, Intel(R) Xeon(R) Platinum 8360Y CPU @ 2.40GHz (icelake), Python 3.6.8
See https://gist.github.com/branfosj/caed24613368a8656a4df98cdfb8ab62 for a full test report.

[boegelbot]

Test report by @boegelbot
SUCCESS
Build succeeded for 2 out of 2 (2 easyconfigs in total)
cns2 - Linux Rocky Linux 8.5, x86_64, Intel(R) Xeon(R) CPU E5-2667 v3 @ 3.20GHz (haswell), Python 3.6.8
See https://gist.github.com/boegelbot/68c68f9b2645f5c58df67355c76f87b7 for a full test report.

[branfosj]

@boegelbot please test @ jsc-zen2

[boegelbot]

@branfosj: Request for testing this PR well received on jsczen2l1.int.jsc-zen2.easybuild-test.cluster

PR test command 'EB_PR=18944 EB_ARGS= EB_REPO=easybuild-easyconfigs /opt/software/slurm/bin/sbatch --mem-per-cpu=4000M --job-name test_PR_18944 --ntasks=8 ~/boegelbot/eb_from_pr_upload_jsc-zen2.sh' executed!

• exit code: 0
• output:

Submitted batch job 3502

Test results coming soon (I hope)...

- notification for comment with ID 1751672949 processed

Message to humans: this is just bookkeeping information for me,
it is of no use to you (unless you think I have a bug, which I don't).

[boegelbot]

Test report by @boegelbot
SUCCESS
Build succeeded for 2 out of 2 (2 easyconfigs in total)
jsczen2c1.int.jsc-zen2.easybuild-test.cluster - Linux Rocky Linux 8.5, x86_64, AMD EPYC 7742 64-Core Processor (zen2), Python 3.6.8
See https://gist.github.com/boegelbot/1312d3f3b487d6b8a52615ffc8c99a25 for a full test report.

[boegel]

lgtm

[boegel]

Going in, thanks @branfosj!