Documentation: maintainer-entry-profile: eliminate duplicated word

Drop the doubled word "have".
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Cc: Dan Williams <dan.j.williams@intel.com>
Link: https://lore.kernel.org/r/20200707180414.10467-13-rdunlap@infradead.orgSigned-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/maintainer/maintainer-entry-profile.rst

@@ -31,7 +31,7 @@ Example questions to consider:
 - What branch should contributors submit against?
 - Links to any other Maintainer Entry Profiles? For example a
   device-driver may point to an entry for its parent subsystem. This makes
-  the contributor aware of obligations a maintainer may have have for
+  the contributor aware of obligations a maintainer may have for
   other maintainers in the submission chain.