Documentation/sphinx: remove superfluous trailing ; from quiet_cmd_sphinx

With the unnecessary ; removed, the terminal URL detection also works
better.
Reviewed-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>

Documentation/Makefile.sphinx

@@ -53,7 +53,7 @@ loop_cmd = $(echo-cmd) $(cmd_$(1))
 # $5 reST source folder relative to $(srctree)/$(src),
 #    e.g. "media" for the linux-tv book-set at ./Documentation/media
 
-quiet_cmd_sphinx = SPHINX  $@ --> file://$(abspath $(BUILDDIR)/$3/$4);
+quiet_cmd_sphinx = SPHINX  $@ --> file://$(abspath $(BUILDDIR)/$3/$4)
       cmd_sphinx = $(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/media all;\
 	BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \
 	$(SPHINXBUILD) \