Add cloud_asset_resources_search_all data source. (#6823) (#13055)

Co-authored-by: Cameron Thornton <camthornton@google.com>
Signed-off-by: Modular Magician <magic-modules@google.com>

Signed-off-by: Modular Magician <magic-modules@google.com>
Co-authored-by: Cameron Thornton <camthornton@google.com>

.changelog/6823.txt

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+```release-note:new-datasource
+`google_cloud_asset_resources_search_all` (beta)
+```

google/data_source_google_cloud_asset_resources_search_all.go

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+package google

google/data_source_google_cloud_asset_resources_search_all_test.go

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+package google

website/docs/d/cloud_asset_resources_search_all.markdown

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+---
+subcategory: "Cloud Asset Inventory"
+page_title: "Google: google_cloud_asset_resources_search_all"
+description: |-
+  Retrieve all the resources within a given accessible CRM scope (project/folder/organization).
+---
+
+# google\_cloud\_asset\_resources\_search\_all
+
+Retrieve all the resources within a given accessible CRM scope (project/folder/organization). See the
+[REST API](https://cloud.google.com/asset-inventory/docs/reference/rest/v1p1beta1/resources/searchAll)
+for more details.
+
+~> **Warning:** This resource is in beta, and should be used with the terraform-provider-google-beta provider.
+See [Provider Versions](https://terraform.io/docs/providers/google/guides/provider_versions.html) for more details on beta resources.
+
+## Example Usage - searching for all projects in an org
+
+```hcl
+data google_cloud_asset_resources_search_all projects {
+  provider = google-beta
+  scope = "organizations/0123456789"
+  asset_types = [
+    "cloudresourcemanager.googleapis.com/Project"
+  ]
+}
+```
+
+## Example Usage - searching for all projects with CloudBuild API enabled
+
+```hcl
+data google_cloud_asset_resources_search_all cloud_build_projects {
+  provider = google-beta
+  scope = "organizations/0123456789"
+  asset_types = [
+    "serviceusage.googleapis.com/Service"
+  ]
+  query = "displayName:cloudbuild.googleapis.com AND state:ENABLED"
+}
+```
+
+## Example Usage - searching for all Service Accounts in a project
+
+```hcl
+data google_cloud_asset_resources_search_all project_service_accounts {
+  provider = google-beta
+  scope = "projects/my-project-id"
+  asset_types = [
+    "iam.googleapis.com/ServiceAccount"
+  ]
+}
+```
+
+## Argument Reference
+
+The following arguments are supported:
+
+* `scope` - (Required) A scope can be a project, a folder, or an organization. The allowed value must be: organization number (such as "organizations/123"), folder number (such as "folders/1234"), project number (such as "projects/12345") or project id (such as "projects/abc")
+* `asset_types` - (Optional) A list of asset types that this request searches for. If empty, it will search all the [supported asset types](https://cloud.google.com/asset-inventory/docs/supported-asset-types). 
+* `query` - (Optional) The query statement. See [how to construct a query](https://cloud.google.com/asset-inventory/docs/searching-resources#how_to_construct_a_query) for more information. If not specified or empty, it will search all the resources within the specified `scope` and `asset_types`.
+
+
+## Attributes Reference
+
+The following attributes are exported:
+
+* `results` - A list of search results based on provided inputs. Structure is [defined below](#nested_results).
+
+<a name="nested_results"></a>The `results` block supports:
+
+* `name` - The full resource name. See [Resource Names](https://cloud.google.com/apis/design/resource_names#full_resource_name) for more information.
+* `asset_type` - The type of this resource. 
+* `project` - The project that this resource belongs to, in the form of `projects/{project_number}`.
+* `display_name` - The display name of this resource.
+* `description` - One or more paragraphs of text description of this resource. Maximum length could be up to 1M bytes.
+* `additional_attributes` - Additional searchable attributes of this resource. Informational only. The exact set of attributes is subject to change. For example: project id, DNS name etc.
+* `location` - Location can be `global`, regional like `us-east1`, or zonal like `us-west1-b`.
+* `labels` - Labels associated with this resource.
+* `network_tags` - Network tags associated with this resource.