bug 2009475 - Correct glean.database.rkv_load_error's category

Also fix glean.upload.discarded_exceeding_pings_size while we're here.

Author: chutten

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 [Full changelog](https://github.com/mozilla/glean/compare/v66.3.0...main)
 
+* General
+  * BUGFIX: Correct `glean.database.rkv_load_error`'s category and `glean.upload.discarded_exceeding_pings_size`'s name ([bug 2009475](https://bugzilla.mozilla.org/show_bug.cgi?id=2009475))
+
 # v66.3.0 (2025-12-19)
 
 [Full changelog](https://github.com/mozilla/glean/compare/v66.2.0...v66.3.0)

glean-core/src/internal_metrics.rs

@@ -241,7 +241,7 @@ impl UploadMetrics {
 
             discarded_exceeding_pings_size: MemoryDistributionMetric::new(
                 CommonMetricData {
-                    name: "discarded_exceeding_ping_size".into(),
+                    name: "discarded_exceeding_pings_size".into(),
                     category: "glean.upload".into(),
                     send_in_pings: vec!["metrics".into(), "health".into()],
                     lifetime: Lifetime::Ping,
@@ -354,7 +354,7 @@ impl DatabaseMetrics {
 
             rkv_load_error: StringMetric::new(CommonMetricData {
                 name: "rkv_load_error".into(),
-                category: "glean.error".into(),
+                category: "glean.database".into(),
                 send_in_pings: vec!["metrics".into(), "health".into()],
                 lifetime: Lifetime::Ping,
                 disabled: false,