```release-note:enhancement
resource/aws_launch_template: Add `network_card_index` argument to `network_interfaces` configuration block
```

```release-note:enhancement
data-source/aws_launch_template: Add `network_card_index` attribute to `network_interfaces` configuration block
```

```release-note:bug
resource/aws_placement_group: `partition_count` argument is Computed, preventing spurious resource diffs
```