Optional update for m4

This update for m4 fixes the following issues:

- Fixed an issue in building against newer glibc versions (bsc#1181571)

This update was imported from the SUSE:SLE-15:Update update project.

Fixed bugs
bnc#1181571
Catchall bug for build issues in setting up openSUSE Leap 15.3 for armv7hl
Selected Binaries
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