mkfontscale 1.2.3

Alan Coopersmith (12):

• configure: Use pkg-config to find zlib
• configure: Use AC_SYS_LARGEFILE to enable large file support
• gitlab CI: stop requiring Signed-off-by in commits
• Remove "All rights reserved" from Oracle copyright notices
• Convert to X.Org standard code style
• doDirectory: add missing check for malloc() returning NULL
• mkfontscale.c: handle -Wshadow warnings from gcc
• ident.c: clear -Wdeclaration-after-statement warning
• Variable scope reductions as recommended by cppcheck
• Resolve some -Wsign-conversion warnings from clang
• Fix -Wimplicit-float-conversion warnings from clang
• mkfontscale 1.2.3

Jeremy Huddleston Sequoia (2):

• configure: Move check for zlib into its own section
• Address s UBSan warning about int left shift overflow