doc: Drop the PARSE progress message

This message is not needed since sphinx is now running in quiet mode.

Series-to: concept
Series-cc: heinrich
Cover-letter:
doc: Silence the sphinx build output
The sphinx/htmldocs build is very noisy, making it hard to see warnings
and errors. This series enables quiet mode for sphinx and removes
various other progress messages, so that only warnings and errors are
shown.
END

Co-developed-by: Claude Opus 4.5 <noreply@anthropic.com>
Signed-off-by: Simon Glass <simon.glass@canonical.com>
Series-links: 1:93

doc/media/Makefile

@@ -12,8 +12,7 @@ gen_rst = \
 	echo ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions; \
 	${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
 
-quiet_gen_rst = echo '  PARSE   $(patsubst $(srctree)/%,%,$<)'; \
-	${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
+quiet_gen_rst = ${PARSER} $< $@ $(SRC_DIR)/$(notdir $@).exceptions
 
 silent_gen_rst = ${gen_rst}