remoteproc/davinci: fix quoted split string checkpatch warning

Fix the following checkpatch warning,
WARNING: quoted string split across lines
+ "\n\t\tName of DSP firmware file in /lib/firmware"
+ " (if not specified defaults to 'rproc-dsp-fw')");

Signed-off-by: Suman Anna <[e-mail]>
[remove leading whitespace as well]
Signed-off-by: Ohad Ben-Cohen <[e-mail]>

drivers/remoteproc/da8xx_remoteproc.c

···
 static char *da8xx_fw_name;
 module_param(da8xx_fw_name, charp, S_IRUGO);
 MODULE_PARM_DESC(da8xx_fw_name,
-		 "\n\t\tName of DSP firmware file in /lib/firmware"
-		 " (if not specified defaults to 'rproc-dsp-fw')");
+		 "Name of DSP firmware file in /lib/firmware (if not specified defaults to 'rproc-dsp-fw')");
 
 /*
  * OMAP-L138 Technical References: