Merge branch 'jrwrigh/dm_box_label' into 'main'

Plex: Add box labeling to simplex, input meshes

See merge request petsc/petsc!7741

plex: Print out labels in sorted stratum order

feat(plex): Add DMPlexSetBoxLabel_Internal

Merge branch 'jolivet/clang-format-18' into 'main'

clang-format version 18

See merge request petsc/petsc!6902

Remove trailing whitespace

Merge branch 'adams/ts-ex48-new' into 'main'

TS: replace new ts/tutorial/ex48.c with better, verified version of similar reduced MHD solver

See merge request petsc/petsc!5967

TS: replace new ts/tutorial/ex48.c with better, verified version of similar reduced MHD solver
This example uses stream functions and bracket operators: https://arxiv.org/abs/2302.10242

Merge branch 'jed/promote-examples-tests-tutorials' [petsc/petsc!2610]

* jed/promote-examples-tests-tutorials:
Promote examples/{tests,tutorials}/ to {tests,tutorials}/

Promote examples/{tests,tutorials}/ to {tests,tutorials}/

This shortens paths and improves consistency between test target names
and paths to the source and output files. Most of the work was
compl

Promote examples/{tests,tutorials}/ to {tests,tutorials}/

This shortens paths and improves consistency between test target names
and paths to the source and output files. Most of the work was
completed by this script, followed by mild cleanup of nonconforming
cases.

for makefile in `git ls-files 'src/*makefile'`; do
if rg -q 'DIRS.*\bexamples\b' $makefile; then
base=$(dirname $makefile)
dirs=$(cd $base/examples && ls -d tests tutorials 2>/dev/null | xargs echo)
perl -pi -e "s#^(DIRS.*)\bexamples\b#\1${dirs}#" $makefile
git rm $base/examples/makefile
for t in $dirs; do
git mv $base/examples/$t $base/
perl -pi -e "s#^(LOCDIR[[:space:]]*=).*#\1 $base/$t/#" $base/$t
done
fi
done

git grep -l -E -z 'examples/(tutorials|tests)' | xargs -0 perl -pi -e 's#examples/(tutorials|tests)#\1#g'
git checkout @ \
src/docs/website/documentation/changes/ \
src/benchmarks/results/

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