package/libcoap: fix typo in help text

Rewrap the whole help text as with the typo fix the line is a bit
longer and no longer fits within the limits defined by our
check-package coding style checking.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/libcoap/Config.in

@@ -5,9 +5,9 @@ config BR2_PACKAGE_LIBCOAP
 	help
 	  libcoap is a C implementation of a lightweight
 	  application-protocol for devices that are constrained their
-	  resources such as computing power, RF range, memory, bandwith,
-	  or network packet sizes. This protocol, CoAP, is standardized
-	  by the IETF as RFC 7252. For further information related to
-	  CoAP, see <http://coap.technology>.
+	  resources such as computing power, RF range, memory,
+	  bandwidth, or network packet sizes. This protocol, CoAP, is
+	  standardized by the IETF as RFC 7252. For further
+	  information related to CoAP, see <http://coap.technology>.
 
 	  https://github.com/obgm/libcoap