Update broken link in queries page (#14151)

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Closes #13978

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Co-authored-by: Cursor Agent <[email protected]>

Author: sfanahata

docs/product/insights/backend/queries.mdx

@@ -44,7 +44,7 @@ If you are using <PlatformLink to="/tracing/instrumentation/automatic-instrument
 
 - The span `op` field is set to an [eligible value](https://develop.sentry.dev/sdk/performance/span-operations/#database).
 - The span's description contains the full, parameterized query (e.g. `"SELECT * FROM users WHERE id = ?"`). Supported placeholder values for SQL are `%s`, `?`, `:c0` (e.g. `:c0`, `:c1`) and `$1` (e.g. `$1`, `$2`). MongoDB span descriptions should contain valid JSON, and placeholders should be the string `"?"`.
-- The `db.system` span data value is set to the [correct identifier](https://github.com/open-telemetry/semantic-conventions/blob/main/docs/attributes-registry/db.md#generic-database-attributes) (e.g., `"postgresql"` or `"mongodb"`).
+- The `db.system` span data value is set to the [correct identifier](https://github.com/open-telemetry/semantic-conventions/blob/main/docs/database/database-spans.md) (e.g., `"postgresql"` or `"mongodb"`).
 
 ## Queries Page