docs: update related packages sections

PR-URL: #5151
Co-authored-by: Athan Reines <kgryte@gmail.com>
Reviewed-by: Athan Reines <kgryte@gmail.com> 
Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>

Author: stdlib-bot

lib/node_modules/@stdlib/blas/ext/base/gapxsumkbn/README.md

@@ -160,9 +160,9 @@ console.log( v );
 ## See Also
 
 -   <span class="package-name">[`@stdlib/blas/ext/base/dapxsumkbn`][@stdlib/blas/ext/base/dapxsumkbn]</span><span class="delimiter">: </span><span class="description">add a constant to each double-precision floating-point strided array element and compute the sum using an improved Kahan–Babuška algorithm.</span>
--   <span class="package-name">[`@stdlib/blas/ext/base/gapxsum`][@stdlib/blas/ext/base/gapxsum]</span><span class="delimiter">: </span><span class="description">add a constant to each strided array element and compute the sum.</span>
+-   <span class="package-name">[`@stdlib/blas/ext/base/gapxsum`][@stdlib/blas/ext/base/gapxsum]</span><span class="delimiter">: </span><span class="description">add a scalar constant to each strided array element and compute the sum.</span>
 -   <span class="package-name">[`@stdlib/blas/ext/base/gsumkbn`][@stdlib/blas/ext/base/gsumkbn]</span><span class="delimiter">: </span><span class="description">calculate the sum of strided array elements using an improved Kahan–Babuška algorithm.</span>
--   <span class="package-name">[`@stdlib/blas/ext/base/sapxsumkbn`][@stdlib/blas/ext/base/sapxsumkbn]</span><span class="delimiter">: </span><span class="description">add a constant to each single-precision floating-point strided array element and compute the sum using an improved Kahan–Babuška algorithm.</span>
+-   <span class="package-name">[`@stdlib/blas/ext/base/sapxsumkbn`][@stdlib/blas/ext/base/sapxsumkbn]</span><span class="delimiter">: </span><span class="description">add a scalar constant to each single-precision floating-point strided array element and compute the sum using an improved Kahan–Babuška algorithm.</span>
 
 </section>
 

lib/node_modules/@stdlib/math/base/special/deg2radf/README.md

@@ -168,6 +168,7 @@ int main( void ) {
 ## See Also
 
 -   <span class="package-name">[`@stdlib/math/base/special/deg2rad`][@stdlib/math/base/special/deg2rad]</span><span class="delimiter">: </span><span class="description">convert an angle from degrees to radians.</span>
+-   <span class="package-name">[`@stdlib/math/base/special/rad2degf`][@stdlib/math/base/special/rad2degf]</span><span class="delimiter">: </span><span class="description">convert an angle from radians to degrees (single-precision).</span>
 
 </section>
 
@@ -181,6 +182,8 @@ int main( void ) {
 
 [@stdlib/math/base/special/deg2rad]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/deg2rad
 
+[@stdlib/math/base/special/rad2degf]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/rad2degf
+
 <!-- </related-links> -->
 
 </section>