meson: Exclude more deprecated functions from check-api-docs

tools/meson-check-api-docs.sh

@@ -6,7 +6,14 @@ sd_total=0
 udev_good=0
 udev_total=0
 
-for symbol in `nm -g --defined-only "$@" | grep " T " | cut -d" " -f3 | grep -wv sd_bus_try_close | sort -u` ; do
+deprecated="
+    -e sd_bus_try_close
+    -e sd_bus_process_priority
+    -e sd_bus_message_get_priority
+    -e sd_bus_message_set_priority
+"
+
+for symbol in `nm -g --defined-only "$@" | grep " T " | cut -d" " -f3 | grep -wv $deprecated | sort -u` ; do
     if test -f ${MESON_BUILD_ROOT}/man/$symbol.3 ; then
         echo "✓ Symbol $symbol() is documented."
         good=1