docs: fix missing period

Signed-off-by: Athan <[email protected]>

Author: kgryte

lib/node_modules/@stdlib/blas/base/wasm/sdsdot/README.md

@@ -191,7 +191,7 @@ console.log( z );
 The function has the following parameters:
 
 -   **N**: number of indexed elements.
--   **scalar**: scalar constant to add to dot product
+-   **scalar**: scalar constant to add to dot product.
 -   **xp**: first input [`Float32Array`][@stdlib/array/float32] pointer (i.e., byte offset).
 -   **sx**: index increment for `x`.
 -   **yp**: second input [`Float32Array`][@stdlib/array/float32] pointer (i.e., byte offset).