Fix test for databricks_job data source (#1649)

Author: nfx

docs/data-sources/job.md

@@ -17,7 +17,7 @@ data "databricks_job" "this" {
 }
 
 output "cluster_id" {
-  value     = data.databricks_job.job_settings.existing_cluster_id
+  value     = data.databricks_job.this.job_settings[0].settings[0].new_cluster[0].num_workers
   sensitive = false
 }
 ```
@@ -28,7 +28,7 @@ This data source exports the following attributes:
 
 * `job_id` - the id of [databricks_job](../resources/job.md) if the resource was matched by name.
 * `job_name` - the job name of [databricks_job](../resources/job.md) if the resource was matched by id.
-* `job_settings` - the job settings of [databricks_job](../resources/job.md).
+* `job_settings` - the same fields as in [databricks_job](../resources/job.md).
 
 ## Related Resources
 

jobs/acceptance/data_job_test.go

@@ -6,7 +6,7 @@ import (
 	"testing"
 )
 
-func TestAccDataSourceQueryableJob(t *testing.T) {
+func TestAccDataSourceJob(t *testing.T) {
 	acceptance.Test(t, []acceptance.Step{
 		{
 			Template: `
@@ -59,7 +59,7 @@ func TestAccDataSourceQueryableJob(t *testing.T) {
 			}
 			
 			output "cluster_workers" {
-				value = data.databricks_job.this.job_settings[0].settings[0].new_cluster[0].num_workers
+				value = data.databricks_job.this.job_settings
             }`,
 		},
 	})