hwspinlock update for v4.15

This changes the HWSPINLOCK core Kconfig option to bool, to aid when other core
 code depends on it.
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Merge tag 'hwlock-v4.15' of git://github.com/andersson/remoteproc

Pull hwspinlock update from Bjorn Andersson:
 "This changes the HWSPINLOCK core Kconfig option to bool, to aid when
  other core code depends on it"

* tag 'hwlock-v4.15' of git://github.com/andersson/remoteproc:
  hwspinlock: Change hwspinlock to a bool

drivers/hwspinlock/Kconfig

@@ -3,7 +3,7 @@
 #
 
 menuconfig HWSPINLOCK
-	tristate "Hardware Spinlock drivers"
+	bool "Hardware Spinlock drivers"
 
 config HWSPINLOCK_OMAP
 	tristate "OMAP Hardware Spinlock device"