documentation: Fix typo in standards.md

(From yocto-docs rev: cdcc30d9afad319c1a073a3bdffd439b6cd999c7)

Signed-off-by: "Simon A. Eugster" <simon.eu@gmail.com>
Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
(cherry picked from commit e6745669cc26de8f61d5d1ccdd5a95b552eece97)
Signed-off-by: Antonin Godard <antonin.godard@bootlin.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>

documentation/standards.md

@@ -1,6 +1,6 @@
 # Standards for contributing to Yocto Project documentation
 
-This document attemps to standardize the way the Yocto Project
+This document attempts to standardize the way the Yocto Project
 documentation is created.
 
 It is currently a work in progress.