docs: remove comment

Signed-off-by: Philipp Burckhardt <[email protected]>

Author: Planeshifter

lib/node_modules/@stdlib/stats/base/dists/negative-binomial/stdev/README.md

@@ -137,8 +137,6 @@ for ( i = 0; i < 10; i++ ) {
 
 <!-- /.examples -->
 
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