Merge branch 'jolivet/clang-format-21' into 'main'

clang-format-21

See merge request petsc/petsc!8202

One-liners from petsc/petsc!5344 and petsc/petsc!5557

Slightly reworked regular expression

git ls-files -z -- '*.c' '*.cxx' '*.cu' '*.h' '*.hpp' '*.cpp' | while IFS= read -r -d '' file; do
cat

One-liners from petsc/petsc!5344 and petsc/petsc!5557

Slightly reworked regular expression

git ls-files -z -- '*.c' '*.cxx' '*.cu' '*.h' '*.hpp' '*.cpp' | while IFS= read -r -d '' file; do
cat $file | tr '\n' '\r' | sed -E 's/\r([ ]*)(for|if|while|else) ([^\r]*)\{\r[ ]*Petsc([a-zA-Z]*)\(([^\r]*)\);\r[ ]*\}\r/\r\1\2 \3Petsc\4(\5);\r/g' | tr '\r' '\n' > ${file}.joe; mv ${file}.joe ${file}
done

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Merge branch 'origin/release' with a revert of !7720

Merge branch 'jolivet/consolidate-error-checking-shell' into 'release'

MatShell and derivatives: bug fixing and code consolidation

See merge request petsc/petsc!7721

Minor visibility redundancy

Merge branch 'stefanozampini/matis-improvements' into 'main'

MATIS: repeated global entries in local part of l2g map and binary dump/load

See merge request petsc/petsc!7383

Add MatCreateFromISLocalToGlobalMapping

Now is a private symbols since the matrix-free implementation
is not yet complete