tests: remove unused variable

gitlab-ci: pin cuda-11.1 on lv

https://github.com/CEED/libCEED/issues/802

tests: use CUDA_VISIBLE_DEVICES on lv

tests: match bpsraw tolerance to bps

junit.py: add classname for gitlab-ci junit parser

Merge pull request #789 from CEED/will/julia-preferences

Julia interface updates (Preferences.jl)

[Julia] Silence warning in ceed_style.jl

[Julia] Use new Clang.jl generators

[Julia] Minor change to checking if CUDA is loaded

[Julia] Move dev tests to release tests and minor test changes

[Julia] Warn if using incompatible version of libCEED library

[Julia] Update docs about preferences

[Julia] Use Preferences in CI

[Julia] Use Preferences instead of custom build configuration

[Julia] Bump libCEED_jll version

Merge pull request #801 from CEED/jeremy/no-switches

Refactoring Solids to Remove Switches

Makefile: prereqs for new examples/solids layout

solids - refactor to separate problem formulations

minor - folder name consistency

style - remove extra space

Merge pull request #800 from CEED/leila/fluids-small-refactor

Fluids - Small refactor

examples/fluids: Set up QFunction contexts in each compilation unit

Merge pull request #703 from CEED/jed/doc-myst-nb

doc: replace recommonmark with MyST

Merge pull request #799 from CEED/solids/cleans-up

Solids - some cleanup

doc: fix Altair plots by finding source files from DOCUTILSCONFIG

The current directory is different in ReadTheDocs builds than in local
builds. This environment variable specifies where conf.py liv

doc: fix Altair plots by finding source files from DOCUTILSCONFIG

The current directory is different in ReadTheDocs builds than in local
builds. This environment variable specifies where conf.py lives in both
cases, and thus allows finding inputs relative to this directory.

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