chore: remove exports comments

They are undesired here because the file itself attaches the method via setReadOnly and the export in `main.js` does not have an attached `ndarray` method.

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Author: Planeshifter

lib/node_modules/@stdlib/stats/strided/nanmax-by/lib/index.js

@@ -63,5 +63,3 @@ setReadOnly( main, 'ndarray', ndarray );
 // EXPORTS //
 
 module.exports = main;
-
-// exports: { "ndarray": "main.ndarray" }

lib/node_modules/@stdlib/stats/strided/nanmax/lib/index.js

@@ -55,5 +55,3 @@ setReadOnly( main, 'ndarray', ndarray );
 // EXPORTS //
 
 module.exports = main;
-
-// exports: { "ndarray": "main.ndarray" }

lib/node_modules/@stdlib/stats/strided/nanmaxabs/lib/index.js

@@ -55,5 +55,3 @@ setReadOnly( main, 'ndarray', ndarray );
 // EXPORTS //
 
 module.exports = main;
-
-// exports: { "ndarray": "main.ndarray" }