docs: apply suggestions from code review

Signed-off-by: Muhammad Haris <[email protected]>

Author: headlessNode

lib/node_modules/@stdlib/array/base/linspace2d/README.md

@@ -50,7 +50,7 @@ x = linspace2d( 0, 100, [ 2, 3 ], true );
 
 ## Notes
 
--   The function assumes that the product of number of rows and columns is greater than or equal to `2`.
+-   The function assumes that the product of the number of rows and columns is greater than or equal to `2`.
 
 -   The output `array` is guaranteed to include the `start` and `stop` values. Beware, however, that values between `start` and `stop` are subject to floating-point rounding errors. Hence,