fix: update device attestation policy documentation(ENG-1652) (#158)

- Updated `type` field documentation.

Author: ikurakin-zededa

docs/resources/deployment.md

@@ -565,7 +565,9 @@ Optional:
 
 Required:
 
-- `type` (String) Attestation policy type
+- `type` (String) Attestation policy type. Type values: 
+	- DEVICE_ATTEST_POLICY_TYPE_ACCEPT: Do not enforce attestation. All devices are marked as successfully attested.
+	- DEVICE_ATTEST_POLICY_TYPE_ENFORCE: Enforce attestation. Devices failing attestation are marked accordingly.
 
 
 <a id="nestedblock--device_policies--meta_data"></a>

v2/schemas/device_attestation_policy.go

@@ -47,9 +47,11 @@ func SetDeviceAttestationPolicySubResourceData(m []*models.DeviceAttestationPoli
 func DeviceAttestationPolicy() map[string]*schema.Schema {
 	return map[string]*schema.Schema{
 		"type": {
-			Description: `Attestation policy type`,
-			Type:        schema.TypeString,
-			Required:    true,
+			Description: `Attestation policy type. Type values: 
+	- DEVICE_ATTEST_POLICY_TYPE_ACCEPT: Do not enforce attestation. All devices are marked as successfully attested.
+	- DEVICE_ATTEST_POLICY_TYPE_ENFORCE: Enforce attestation. Devices failing attestation are marked accordingly.`,
+			Type:     schema.TypeString,
+			Required: true,
 		},
 	}
 }