tdf#87538 New standard color palette, tdf#104052 Add LibreColour HLC palette

New standard palette; contribution from Christoph Schaefer, freieFarben e.V.

Change-Id: I36cfb3983e28caad0994f9a81e5bc230e8a675e8
Reviewed-on: https://gerrit.libreoffice.org/32116Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: V Stuart Foote <vstuart.foote@utsa.edu>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

extras/Package_palettes.mk

@@ -13,6 +13,7 @@ $(eval $(call gb_Package_add_files,extras_palettes,$(LIBO_SHARE_FOLDER)/palette,
 	arrowhd.soe \
 	breeze.soc \
 	classic.sog \
+	freecolour-hlc.soc \
 	hatching.soh \
 	html.soc \
 	libreoffice.soc \