docs: update related packages sections

PR-URL: stdlib-js#2207 

Reviewed-by: Philipp Burckhardt <pburckhardt@outlook.com>

lib/node_modules/@stdlib/array/complex64/README.md

@@ -1691,7 +1691,7 @@ The reducer function is provided four arguments:
 -   **arr**: the array on which this method was called.
 
 By default, the function initializes the accumulated result to the first element in the array and passes the second array element as `value` during the first invocation of the provided callback. To begin accumulation from a different starting value and pass in the first array element as `value` during the first invocation of the provided callback, provide an `initialValue` argument.
- 
+
 ```javascript
 var realf = require( '@stdlib/complex/realf' );
 
@@ -1745,7 +1745,7 @@ The reducer function is provided four arguments:
 -   **arr**: the array on which this method was called.
 
 By default, the function initializes the accumulated result to the last element in the array and passes the second-last array element as `value` during the first invocation of the provided callback. To begin accumulation from a different starting value and pass in the last array element as `value` during the first invocation of the provided callback, provide an `initialValue` argument.
- 
+
 ```javascript
 var realf = require( '@stdlib/complex/realf' );
 

lib/node_modules/@stdlib/string/last/README.md

@@ -200,7 +200,6 @@ p
 
 * * *
 
-
 </section>
 
 <!-- /.related -->