docs: update related packages sections

Author: stdlib-bot

lib/node_modules/@stdlib/math/base/special/log1pf/README.md

@@ -192,8 +192,6 @@ int main( void ) {
 
 <!-- <related-links> -->
 
-[@stdlib/math/base/special/lnf]: https://github.com/stdlib-js/stdlib/tree/develop/lib/node_modules/%40stdlib/math/base/special/lnf
-
 <!-- </related-links> -->
 
 </section>

lib/node_modules/@stdlib/stats/base/ndarray/meanwd/README.md

@@ -27,7 +27,7 @@ limitations under the License.
 The [arithmetic mean][arithmetic-mean] is defined as
 
 <!-- <equation class="equation" label="eq:arithmetic_mean" align="center" raw="\mu = \frac{1}{n} \sum_{i=0}^{n-1} x_i" alt="Equation for the arithmetic mean."> -->
- 
+
 ```math
 \mu = \frac{1}{n} \sum_{i=0}^{n-1} x_i
 ```
@@ -46,15 +46,15 @@ The [arithmetic mean][arithmetic-mean] is defined as
 <section class="usage">
 
 ## Usage
- 
+
 ```javascript
 var meanwd = require( '@stdlib/stats/base/ndarray/meanwd' );
 ```
 
 #### meanwd( arrays )
 
 Computes the [arithmetic mean][arithmetic-mean] of a one-dimensional ndarray using Welford's algorithm.
- 
+
 ```javascript
 var ndarray = require( '@stdlib/ndarray/base/ctor' );