tee: optee: Fix typo Unuspported -> Unsupported

Fix typo Unuspported -> Unsupported
Signed-off-by: Jules Maselbas <jmaselbas@kalray.eu>
Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>

drivers/tee/optee/call.c

@@ -488,7 +488,7 @@ static bool is_normal_memory(pgprot_t p)
 #elif defined(CONFIG_ARM64)
 	return (pgprot_val(p) & PTE_ATTRINDX_MASK) == PTE_ATTRINDX(MT_NORMAL);
 #else
-#error "Unuspported architecture"
+#error "Unsupported architecture"
 #endif
 }