docs: fix incorrect check

Signed-off-by: Krishna Pandey <[email protected]>

Author: krishna2803

libc/docs/headers/math/index.rst

@@ -289,15 +289,15 @@ Higher Math Functions
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
 | cosh      | |check|          |                 |                        | |check|              |                        |                        | 7.12.5.4               | F.10.2.4                   |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
-| cospi     | |check|          |                 |                        | |check|              |                        | |check|                | 7.12.4.12              | F.10.1.12                  |
+| cospi     | |check|          |                 |                        | |check|              |                        |                        | 7.12.4.12              | F.10.1.12                  |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
 | dsqrt     | N/A              | N/A             |   |check|              | N/A                  |       |check|\*        |                        | 7.12.14.6              | F.10.11                    |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
 | erf       | |check|          |                 |                        |                      |                        |                        | 7.12.8.1               | F.10.5.1                   |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
 | erfc      |                  |                 |                        |                      |                        |                        | 7.12.8.2               | F.10.5.2                   |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
-| exp       | |check|          | |check|         |                        | |check|              |                        |                        | 7.12.6.1               | F.10.3.1                   |
+| exp       | |check|          | |check|         |                        | |check|              |                        | |check|                | 7.12.6.1               | F.10.3.1                   |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+
 | exp10     | |check|          | |check|         |                        | |check|              |                        |                        | 7.12.6.2               | F.10.3.2                   |
 +-----------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+------------------------+----------------------------+