Revert "[media] docs-rst: escape [] characters"

This patch touches on places where it shouldn't: image
files and code examples. Also, it doesn't fix all array
occurrences.

So, let's revert it.

This reverts commit ffbab694ed.

Documentation/media/uapi/cec/cec-ioc-adap-g-caps.rst

@@ -52,7 +52,7 @@ returns the information to the application. The ioctl never fails.
 
        -  char
 
-       -  ``driver\[32\]``
+       -  ``driver[32]``
 
        -  The name of the cec adapter driver.
 
@@ -60,7 +60,7 @@ returns the information to the application. The ioctl never fails.
 
        -  char
 
-       -  ``name\[32\]``
+       -  ``name[32]``
 
        -  The name of this CEC adapter. The combination ``driver`` and
 	  ``name`` must be unique.

Documentation/media/uapi/cec/cec-ioc-adap-g-log-addrs.rst

@@ -70,7 +70,7 @@ by a file handle in initiator mode (see
        -  The actual logical addresses that were claimed. This is set by the
 	  driver. If no logical address could be claimed, then it is set to
 	  ``CEC_LOG_ADDR_INVALID``. If this adapter is Unregistered, then
-	  ``log_addr\[0\]`` is set to 0xf and all others to
+	  ``log_addr[0]`` is set to 0xf and all others to
 	  ``CEC_LOG_ADDR_INVALID``.
 
     -  .. row 2
@@ -138,7 +138,7 @@ by a file handle in initiator mode (see
 
        -  char
 
-       -  ``osd_name``\ \[15\]
+       -  ``osd_name``\ [15]
 
        -  The On-Screen Display name as is returned by the
 	  ``CEC_MSG_SET_OSD_NAME`` message.
@@ -178,7 +178,7 @@ by a file handle in initiator mode (see
 
        -  __u8
 
-       -  ``features`` [CEC_MAX_LOG_ADDRS]\[12\]
+       -  ``features`` [CEC_MAX_LOG_ADDRS][12]
 
        -  Features for each logical address. Used to implement the
 	  ``CEC_MSG_REPORT_FEATURES`` message. The 12 bytes include both the

Documentation/media/uapi/cec/cec-ioc-receive.rst

@@ -133,7 +133,7 @@ queue, then it will return -1 and set errno to the EBUSY error code.
 
        -  __u8
 
-       -  ``msg``\ \[16\]
+       -  ``msg``\ [16]
 
        -  The message payload. For :ref:`CEC_TRANSMIT` this is filled in by the
 	  application. The driver will fill this in for :ref:`CEC_RECEIVE` and