Merge branch 'ts/doc-build-manpage-xsl-quietly' into maint

Build tweak.

* ts/doc-build-manpage-xsl-quietly:
  Documentation/Makefile: make manpage-base-url.xsl generation quieter

Documentation/Makefile

@@ -344,7 +344,7 @@ $(OBSOLETE_HTML): %.html : %.txto asciidoc.conf
 	mv $@+ $@
 manpage-base-url.xsl: manpage-base-url.xsl.in
-	sed "s|@@MAN_BASE_URL@@|$(MAN_BASE_URL)|" $< > $@
+	$(QUIET_GEN)sed "s|@@MAN_BASE_URL@@|$(MAN_BASE_URL)|" $< > $@
 %.1 %.5 %.7 : %.xml manpage-base-url.xsl
 	$(QUIET_XMLTO)$(RM) $@ && \