feat(metric-stats): Emit negative outcome for denied metrics (#3508)

CHANGELOG.md

@@ -7,6 +7,7 @@
 - Add metrics extraction config to global config. ([#3490](https://github.com/getsentry/relay/pull/3490), [#3504](https://github.com/getsentry/relay/pull/3504))
 - Extract `cache.item_size` from measurements instead of data. ([#3510](https://github.com/getsentry/relay/pull/3510))
 - Collect `enviornment` tag as part of exclusive_time_light for cache spans. ([#3510](https://github.com/getsentry/relay/pull/3510))
+- Emit negative outcomes for denied metrics. ([#3508](https://github.com/getsentry/relay/pull/3508))
 
 ## 24.4.2
 

relay-filter/src/common.rs

@@ -36,6 +36,9 @@ pub enum FilterStatKey {
  /// Filtered due to the fact that it was a call to a filtered transaction
  FilteredTransactions,
 
+ /// Filtered due to name being denied.
+ DeniedName,
+
  /// Filtered due to a generic filter.
  GenericFilter(String),
 }
@@ -65,6 +68,7 @@ impl FilterStatKey {
  FilterStatKey::WebCrawlers => "web-crawlers",
  FilterStatKey::InvalidCsp => "invalid-csp",
  FilterStatKey::FilteredTransactions => "filtered-transaction",
+ FilterStatKey::DeniedName => "denied-name",
  FilterStatKey::GenericFilter(filter_identifier) => {
  return Cow::Owned(filter_identifier);
  }