Rebase from upstream/develop

- hpc-cluster-intel: Create an Intel cluster with 10 c2-standard-60 nodes using a custom OS image that has Intel oneAPI packages.
- custom-image-intel-oneapi: Custom OS image blueprint for Intel oneAPI packages.
- slurm-clck-job: Slurm job file requests 4 nodes for 1 hour and executes clck benchmark dgemm.

Add initial Grafana support

Fixing minor linting issues.

* Augment expression parsing error with position;
* Remove `YAML parsing error: ` prefix.

```yaml
vars:
  project_id: $(6 + 4) # Case #1
  hello: ((world+))    # Case #2
```

```sh
YAML parsing error: only traversal expressions are supported, got "6 + 4"
YAML parsing error: :0,6-6: Missing expression; Expected the start of an expression, but found the end of the file.

Case #1
Error: only traversal expressions are supported, got "6 + 4"
2:   project_id: $(6 + 4)
Case #2
Error: :0,6-6: Missing expression; Expected the start of an expression, but found the end of the file.
2:   hello: ((world+))
```

)

* Augment expression parsing error with position;
* Remove `YAML parsing error: ` prefix.

```yaml
vars:
  project_id: $(6 + 4) # Case #1
  hello: ((world+))    # Case GoogleCloudPlatform#2
```

```sh
YAML parsing error: only traversal expressions are supported, got "6 + 4"
YAML parsing error: :0,6-6: Missing expression; Expected the start of an expression, but found the end of the file.

Case #1
Error: only traversal expressions are supported, got "6 + 4"
2:   project_id: $(6 + 4)
Case GoogleCloudPlatform#2
Error: :0,6-6: Missing expression; Expected the start of an expression, but found the end of the file.
2:   hello: ((world+))
```

RDMA Support in GKE Blueprints

Develop