Merge branch...

Merge branch 'bugfix/istlsolver-handle-recoverable-exception-during-solver-construction' into 'master'

Bugfix/istlsolver handle recoverable exception during solver construction

Closes #1380

See merge request !3831

(cherry picked from commit 3cc8ff98)

f37cfd08 [cleanup] Remove deprecated code omitted in cleanup 4db309cf
a80bce02 [fix][istlfactory] Recover from exception in solver constructor
7929f9ce [test][newton] Extend parallel Newton test by testing two types of recoverable solver exceptions
f5d5cb0c [changelog] Add entry about istl solver bugfix

Co-authored-by: Timo Koch <timokoch@math.uio.no>