staging: omap-thermal: name data files accordingly

This patch simply changes the name of files containing data structure definition.
Signed-off-by: NEduardo Valentin <eduardo.valentin@ti.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/omap-thermal/Makefile

 obj-$(CONFIG_OMAP_BANDGAP)	+= omap-thermal.o
 omap-thermal-y			:= omap-bandgap.o
 omap-thermal-$(CONFIG_OMAP_THERMAL)	+= omap-thermal-common.o
-omap-thermal-$(CONFIG_OMAP4_THERMAL)	+= omap4-thermal.o
-omap-thermal-$(CONFIG_OMAP5_THERMAL)	+= omap5-thermal.o
+omap-thermal-$(CONFIG_OMAP4_THERMAL)	+= omap4-thermal-data.o
+omap-thermal-$(CONFIG_OMAP5_THERMAL)	+= omap5-thermal-data.o