style: remove trailing whitespace

PR-URL: #5372
Closes: #5361
Reviewed-by: Athan Reines <[email protected]>

Author: abhishekblue

lib/node_modules/@stdlib/stats/fligner-test/README.md

@@ -38,7 +38,7 @@ var flignerTest = require( '@stdlib/stats/fligner-test' );
 
 #### flignerTest( a\[,b,...,k]\[, opts] )
 
-For input arrays `a`, `b`, ... holding numeric observations, this function calculates the Fligner-Killeen test, which tests the null hypothesis that the variances in all `k` groups are the same. 
+For input arrays `a`, `b`, ... holding numeric observations, this function calculates the Fligner-Killeen test, which tests the null hypothesis that the variances in all `k` groups are the same.
 
 ```javascript
 // Data from Hollander & Wolfe (1973), p. 116: