staging: brcm80211: updated maintainers contact information

Open-source development team extended so contacts updated.
Reviewed-by: NBrett Rudley <brudley@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/brcm80211/README

@@ -88,7 +88,9 @@ with the driver.
 
 Contact Info:
 =============
-Brett Rudley	brudley@broadcom.com
-Henry Ptasinski henryp@broadcom.com
-Dowan Kim 	dowan@broadcom.com
+Brett Rudley		brudley@broadcom.com
+Henry Ptasinski		henryp@broadcom.com
+Dowan Kim			dowan@broadcom.com
+Roland Vossen		rvossen@broadcom.com
+Arend van Spriel	arend@broadcom.com
 

drivers/staging/brcm80211/TODO

@@ -46,4 +46,6 @@ Contact
 Brett Rudley <brudley@broadcom.com>
 Henry Ptasinski <henryp@broadcom.com>
 Dowan Kim <dowan@broadcom.com>
+Roland Vossen <rvossen@broadcom.com>
+Arend van Spriel <arend@broadcom.com>