fix: apply suggestions from code review

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---

Author: headlessNode

lib/node_modules/@stdlib/ndarray/base/rotr90/README.md

@@ -71,8 +71,8 @@ The function accepts the following arguments:
 ## Notes
 
 -   The `writable` parameter **only** applies to ndarray constructors supporting **read-only** instances.
--   If `k > 0` the function rotates the matrix clockwise.
--   If `k < 0` the function rotates the matrix counterclockwise.
+-   If `k > 0`, the function rotates the matrix clockwise.
+-   If `k < 0`, the function rotates the matrix counterclockwise.
 -   The returned ndarray is a **view** of the input ndarray. Accordingly, writing to the original ndarray will **mutate** the returned ndarray and vice versa.
 -   If provided an ndarray with fewer than two dimensions, the function returns the input array unchanged.
 

lib/node_modules/@stdlib/ndarray/base/rotr90/docs/repl.txt

@@ -2,7 +2,7 @@
 {{alias}}( x, k, writable )
     Rotates a matrix (or a stack of matrices) 90 degrees clockwise.
 
-    If `k > 0` the function rotates the matrix clockwise. If `k < 0` the
+    If `k > 0`, the function rotates the matrix clockwise. If `k < 0`, the
     function rotates the matrix counterclockwise.
 
     If provided an ndarray with fewer than two dimensions, the function returns
@@ -41,5 +41,6 @@
     > y = {{alias}}( x, 3, false )
     <ndarray>[ [ 2, 4 ], [ 1, 3 ] ]
 
+
     See Also
     --------

lib/node_modules/@stdlib/ndarray/base/rotr90/docs/types/index.d.ts

@@ -51,6 +51,7 @@ declare function rotr90<T extends typedndarray<unknown> = typedndarray<unknown>>
 *
 * @example
 * var array = require( `@stdlib/ndarray/array` );
+*
 * var x = array( [ [ 1, 2 ], [ 3, 4 ] ], {
 *     'dtype': 'generic'
 * });