Convert CONFIG_VIDEO_SW_CURSOR to Kconfig

This converts the following to Kconfig:
   CONFIG_VIDEO_SW_CURSOR

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
[trini: Re-convert, find all the cases where this is off]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/pdm360ng_defconfig b/configs/pdm360ng_defconfig
index 33ae07a..ad5b433 100644
--- a/configs/pdm360ng_defconfig
+++ b/configs/pdm360ng_defconfig
@@ -15,5 +15,6 @@
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
+# CONFIG_VIDEO_SW_CURSOR is not set
 CONFIG_OF_LIBFDT=y
 CONFIG_FDT_FIXUP_PARTITIONS=y