boot/xilinx-prebuilt: fix comment typo

Correct the spelling of the word 'there' in the comment.

Signed-off-by: Neal Frager <neal.frager@amd.com>
Signed-off-by: Arnout Vandecappelle <arnout@mind.be>

boot/xilinx-prebuilt/xilinx-prebuilt.mk

@@ -18,7 +18,7 @@ XILINX_PREBUILT_BOARD_DIR = $(@D)/$(XILINX_PREBUILT_BOARD)-$(XILINX_PREBUILT_FAM
 
 ifeq ($(BR2_TARGET_XILINX_PREBUILT_VERSAL),y)
 # We need the *.pdi glob, because the file has different names for the
-# different boards, but htere is only one, and it has to be named
+# different boards, but there is only one, and it has to be named
 # vpl_gen_fixed.pdi when installed.
 define XILINX_PREBUILT_INSTALL
 	$(INSTALL) -D -m 0755 $(XILINX_PREBUILT_BOARD_DIR)/plm.elf \