mmc: host: hsq: Add missing MODULE_LICENSE() and MODULE_DESCRIPTION()

Add missing MODULE_LICENSE() and MODULE_DESCRIPTION() in hsq driver to
fix below warning when compiling the hsq as a module.

"WARNING: modpost: missing MODULE_LICENSE() in drivers/mmc/host/mmc_hsq.o".
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Baolin Wang <baolin.wang7@gmail.com>
Link: https://lore.kernel.org/r/98ce471185f037fce57520763621590588766381.1582161803.git.baolin.wang7@gmail.comSigned-off-by: Ulf Hansson <ulf.hansson@linaro.org>

drivers/mmc/host/mmc_hsq.c

@@ -9,6 +9,7 @@
 
 #include <linux/mmc/card.h>
 #include <linux/mmc/host.h>
+#include <linux/module.h>
 
 #include "mmc_hsq.h"
 
@@ -342,3 +343,6 @@ int mmc_hsq_resume(struct mmc_host *mmc)
 	return mmc_hsq_enable(mmc, NULL);
 }
 EXPORT_SYMBOL_GPL(mmc_hsq_resume);
+
+MODULE_DESCRIPTION("MMC Host Software Queue support");
+MODULE_LICENSE("GPL v2");