correcting mistakes i made trying to fix the first mistake

Signed-off-by: Lynette Miles <[email protected]>

Author: esmerel

pipeline/outputs/opentelemetry.md

@@ -32,7 +32,7 @@ Only HTTP endpoints are supported.
 | `logs_observed_timestamp_metadata_key` | Specify an `ObservedTimestamp` key to look up in the metadata. | `$ObservedKey` |
 | `logs_timestamp_metadata_key` | Specify a `Timestamp` key to look up in the metadata.        | `$Timestamp`      |
 | `logs_severity_key_metadata_key`       | Specify a `SeverityText` key to look up in the metadata.     | `$SeverityText`   |
-| `logs_severity_number_metadata_key` | Specify a `SeverityNumber` key to look up in the metadata. | `SeverityNumber` |
+| `logs_severity_number_metadata_key` | Specify a `SeverityNumber` key to look up in the metadata. | `$SeverityNumber` |
 | `logs_trace_flags_medatada_key` | Specify a `Flags` key to look up in the metadata. | `$Flags` |
 | `logs_span_id_metadata_key`            | Specify a `SpanId` key to look up in the metadata.           | `$SpanId`         |
 | `logs_trace_id_metadata_key`           | Specify a `TraceId` key to look up in the metadata.          | `$TraceId`        |