arm-bsp/scp-firmware: bump TC0 SRCREV and fix PV

This is 2.6.0, not 2.6.

Also bump the SRCREV to match N1 SDP so that the core code is the same,
that BSP uses a newer commit.

Change-Id: I83168aa5973d83e4d93869019d91c05daf1e71e9
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>

meta-arm-bsp/recipes-bsp/scp-firmware/scp-firmware-tc0.inc

@@ -1,11 +1,11 @@
 # TC0 specific SCP configuration
 
 # Intermediate SHA with 2.6 baseline version
-SRCREV = "ba1db5fb0ee4a520836722f7a694177d461ab716"
+SRCREV = "fd7c83561a7d76c7681d5d017fb23aa3664c028c"
 
 COMPATIBLE_MACHINE = "tc0"
 
 SCP_PLATFORM = "tc0"
 FW_TARGETS = "scp"
 
-PV = "2.6+git${SRCPV}"
+PV = "2.6.0+git${SRCPV}"