dt-bindings: mtd: partitions: u-boot: Fix typo

The initial description contained a typo.
Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20231218130656.9020-1-wahrenst@gmx.net

Documentation/devicetree/bindings/mtd/partitions/u-boot.yaml

@@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: U-Boot bootloader partition
 
 description: |
-  U-Boot is a bootlodaer commonly used in embedded devices. It's almost always
+  U-Boot is a bootloader commonly used in embedded devices. It's almost always
   located on some kind of flash device.
 
   Device configuration is stored as a set of environment variables that are