microblaze: Add PVR for Microblaze v8.10.a

Microblaze v8.10.a has 0x14 version string.

Signed-off-by: Michal Simek <monstr@monstr.eu>
diff --git a/arch/microblaze/kernel/cpu/cpuinfo.c b/arch/microblaze/kernel/cpu/cpuinfo.c
index 2c309fc..c1640c5 100644
--- a/arch/microblaze/kernel/cpu/cpuinfo.c
+++ b/arch/microblaze/kernel/cpu/cpuinfo.c
@@ -33,6 +33,7 @@
 	{"7.30.b", 0x11},
 	{"8.00.a", 0x12},
 	{"8.00.b", 0x13},
+	{"8.10.a", 0x14},
 	{NULL, 0},
 };