media: Documentation: userspace-api/media: dvb/ca: drop doubled word

Drop the doubled word "and".
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

Documentation/userspace-api/media/dvb/ca.rst

@@ -7,7 +7,7 @@ Digital TV CA Device
 ####################
 
 The Digital TV CA device controls the conditional access hardware. It
-can be accessed through ``/dev/dvb/adapter?/ca?``. Data types and and ioctl
+can be accessed through ``/dev/dvb/adapter?/ca?``. Data types and ioctl
 definitions can be accessed by including ``linux/dvb/ca.h`` in your
 application.