xtensa: Couple of typo fixes

s/contans/contains/
s/desination/destination/

Signed-off-by: Bhaskar Chowdhury <unixbhaskar@gmail.com>
Message-Id: <20210325040832.26018-1-unixbhaskar@gmail.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

arch/xtensa/kernel/head.S

@@ -212,7 +212,7 @@ ENTRY(_startup)
 	 *
 	 * The linker script used to build the Linux kernel image
 	 * creates a table located at __boot_reloc_table_start
-	 * that contans the information what data needs to be unpacked.
+	 * that contains the information what data needs to be unpacked.
 	 *
 	 * Uses a2-a7.
 	 */
@@ -222,7 +222,7 @@ ENTRY(_startup)
 
 1:	beq	a2, a3, 3f	# no more entries?
 	l32i	a4, a2, 0	# start destination (in RAM)
-	l32i	a5, a2, 4	# end desination (in RAM)
+	l32i	a5, a2, 4	# end destination (in RAM)
 	l32i	a6, a2, 8	# start source (in ROM)
 	addi	a2, a2, 12	# next entry
 	beq	a4, a5, 1b	# skip, empty entry