Extend StreamFormatting to seperate linewrap and indenting #4993

Job	Run time
testinstall - - ubuntu-latest	3m 58s
teststandard - - ubuntu-latest	30m 32s
testmanuals - - ubuntu-latest	5m 38s
testexpect testmockpkg testspecial test-compile testlibgap testkernel testworkspace - - ubuntu-latest	2m 43s
testpackages testinstall-loadall - - ubuntu-latest	19m 4s
makemanuals testmakeinstall - CONFIGFLAGS="--prefix=/tmp/gapprefix" NO_COVERAGE=1 - ubuntu-latest	5m 17s
teststandard - ABI=32 CONFIGFLAGS="" - ubuntu-20.04	29m 6s
testinstall - HPCGAP=yes ABI=64 - ubuntu-latest	7m 0s
testmockpkg testinstall - BOOTSTRAP_MINIMAL=yes - macos-latest	6m 2s
testbugfix - CONFIGFLAGS="--enable-memory-checking" - ubuntu-latest	22m 4s
testbuildsys testmockpkg testinstall - NO_COVERAGE=1 ABI=64 BUILDDIR=out-of-tree CONFIGFLAGS="--enable-valgrind" - ubuntu-latest	3m 56s
testbuildsys testmockpkg testinstall - NO_COVERAGE=1 ABI=32 BUILDDIR=out-of-tree CONFIGFLAGS="" - ubuntu-20.04	3m 14s
testinstall - JULIA=yes CONFIGFLAGS="--enable-debug --disable-Werror" - ubuntu-20.04	4m 38s
testmockpkg testinstall - - windows-2019	13m 25s
Send Slack notification on status change	0s
	2h 36m 37s

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