Removed "New" from "NewMetricScraperFactory" in a comment

[7wik-pk]

Description

The comment on line 53 said:

// NewMetricScraperFactory is a constructor for the NewMetricScraperFactory type.

so I started looking around for a struct named NewMetricScraperFactory lol. When I came to find that there wasn't one, I was sure that it was supposed to be MetricScraperFactory

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