Merge branch 'blead' of ssh://perl5.git.perl.org/perl into blead

Merge branch 'blead' of ssh://perl5.git.perl.org/perl into blead

* 'blead' of ssh://perl5.git.perl.org/perl:
  [perl #97076] Fix mad+threads bareword strict exemption
  perldelta update
  Two AUTHORS fixes
  Remove OPpENTERSUB_NOMOD from B::Concise
  Remove OPpENTERSUB_NOMOD.
  Propagate lvalue context only to children of list ops which are not in void context.
  Fix tabbing and trailing whitespace from commit f1d35e3443 and bump IO::Socket version.
  Use the exception set in select (connect()) to early return when remote end is busy or in non existing port
  generic perldelta entry for prototype changes
  &CORE::not and &CORE::getprotobynumber
  Give not and getprotobynumber listop prototypes
  Document and test $; prototype syntax
  Move checking of CV to GV assigned (OPpASSIGN_CV_TO_GV) from the peephole optimizer to scalarvoid