doc/netlink: Regenerate netlink .rst files if ynl-gen-rst changes

Add ynl-gen-rst.py to the dependencies for the netlink .rst files in the
doc Makefile so that the docs get regenerated if the ynl-gen-rst.py
script is modified. Use $(Q) to honour V=1 in the rules that run
ynl-gen-rst.py

Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Breno Leitao <leitao@debian.org>
Signed-off-by: Donald Hunter <donald.hunter@gmail.com>
Link: https://lore.kernel.org/r/20231215093720.18774-10-donald.hunter@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: donaldh

Documentation/Makefile

@@ -106,10 +106,10 @@ YNL_RST_FILES_TMP := $(patsubst %.yaml,%.rst,$(wildcard $(YNL_YAML_DIR)/*.yaml))
 YNL_RST_FILES := $(patsubst $(YNL_YAML_DIR)%,$(YNL_RST_DIR)%, $(YNL_RST_FILES_TMP))
 
 $(YNL_INDEX): $(YNL_RST_FILES)
-	@$(YNL_TOOL) -o $@ -x
+	$(Q)$(YNL_TOOL) -o $@ -x
 
-$(YNL_RST_DIR)/%.rst: $(YNL_YAML_DIR)/%.yaml
-	@$(YNL_TOOL) -i $< -o $@
+$(YNL_RST_DIR)/%.rst: $(YNL_YAML_DIR)/%.yaml $(YNL_TOOL)
+	$(Q)$(YNL_TOOL) -i $< -o $@
 
 htmldocs: $(YNL_INDEX)
 	@$(srctree)/scripts/sphinx-pre-install --version-check