media: Documentation/driver-api: media/dtv-frontend: drop doubled word

Drop the doubled word "errors".

Signed-off-by: Randy Dunlap <[e-mail]>
Cc: Jonathan Corbet <[e-mail]>
Cc: [e-mail]
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

Documentation/driver-api/media/dtv-frontend.rst

···
     Having it available after inner FEC is more common.
 
 Bit counts post-FEC (:ref:`DTV-STAT-POST-ERROR-BIT-COUNT` and :ref:`DTV-STAT-POST-TOTAL-BIT-COUNT`)
-  - Those counters measure the number of bits and bit errors errors after
+  - Those counters measure the number of bits and bit errors after
     the forward error correction (FEC) on the inner coding block
     (after Viterbi, LDPC or other inner code).
 
···
     see :c:type:`fe_status`).
 
 Bit counts pre-FEC (:ref:`DTV-STAT-PRE-ERROR-BIT-COUNT` and :ref:`DTV-STAT-PRE-TOTAL-BIT-COUNT`)
-  - Those counters measure the number of bits and bit errors errors before
+  - Those counters measure the number of bits and bit errors before
     the forward error correction (FEC) on the inner coding block
     (before Viterbi, LDPC or other inner code).
 
···
     after ``FE_HAS_VITERBI``, see :c:type:`fe_status`).
 
 Block counts (:ref:`DTV-STAT-ERROR-BLOCK-COUNT` and :ref:`DTV-STAT-TOTAL-BLOCK-COUNT`)
-  - Those counters measure the number of blocks and block errors errors after
+  - Those counters measure the number of blocks and block errors after
     the forward error correction (FEC) on the inner coding block
     (before Viterbi, LDPC or other inner code).