Fix `crio_image_pulls_layer_size_` metrics docs
Fixing the metrics name within the documentation.
@@ -40,7 +40,7 @@ metrics_key = "/path/to/key.pem"
Beside the [default golang based metrics][2], CRI-O provides the following additional metrics:
| Metric Key | Possible Labels or Buckets | Type | Purpose |
-| -------------------------------------------- | --------------------------------------------------------------------------------------------------------------------------------------- | --------- | ---------------------------------------------------------------------------------------------------- |
+| ------------------------------------------------ | --------------------------------------------------------------------------------------------------------------------------------------- | --------- | ---------------------------------------------------------------------------------------------------- |
| `crio_operations` | every CRI-O RPC\* | Counter | Cumulative number of CRI-O operations by operation type. |
| `crio_operations_latency_microseconds_total` | every CRI-O RPC\*,<br><br>`network_setup_pod` (CNI pod network setup time),<br><br>`network_setup_overall` (Overall network setup time) | Summary | Latency in microseconds of CRI-O operations. Split-up by operation type. |
| `crio_operations_latency_microseconds` | every CRI-O RPC\* | Gauge | Latency in microseconds of individual CRI calls for CRI-O operations. Broken down by operation type. |
@@ -50,7 +50,7 @@ Beside the [default golang based metrics][2], CRI-O provides the following addit
| `crio_image_pulls_by_name_skipped` | `name` | Counter | Bytes skipped by CRI-O image pulls by name. |
| `crio_image_pulls_successes` | `name` | Counter | Successful image pulls by image name |
| `crio_image_pulls_failures` | `name`, `error` | Counter | Failed image pulls by image name and their error category. |
-| `crio_image_layer_size_{sum,count,bucket}` | buckets in byte for layer sizes of 1 KiB, 1 MiB, 10 MiB, 50 MiB, 100 MiB, 200 MiB, 300 MiB, 400 MiB, 500 MiB, 1 GiB, 10 GiB | Histogram | Bytes transferred by CRI-O image pulls per layer. |
+| `crio_image_pulls_layer_size_{sum,count,bucket}` | buckets in byte for layer sizes of 1 KiB, 1 MiB, 10 MiB, 50 MiB, 100 MiB, 200 MiB, 300 MiB, 400 MiB, 500 MiB, 1 GiB, 10 GiB | Histogram | Bytes transferred by CRI-O image pulls per layer. |
| `crio_image_layer_reuse` | `name` | Counter | Reused (not pulled) local image layer count by name. |
| `crio_containers_oom_total` | | Counter | Total number of containers killed because they ran out of memory (OOM) |
| `crio_containers_oom` | `name` | Counter | Containers killed because they ran out of memory (OOM) by their name |
