fix(fgs/dependency): ignore the field setting for link param

docs/resources/fgs_dependency_version.md

@@ -102,3 +102,21 @@ Or using related dependency package `name` and the `version` number, separated b
 ```bash
 $ terraform import huaweicloud_fgs_dependency_version.test <name>/<version>
 ```
+
+Note that the imported state may not be identical to your resource definition, due to some attributes missing from the
+API response, security or some other reason. The missing attributes include: `link`.
+It is generally recommended running `terraform plan` after importing a dependency package.
+You can then decide if changes should be applied to the resource, or the resource definition should be updated to
+align with the dependency package. Also you can ignore changes as below.
+
+```hcl
+resource "huaweicloud_fgs_dependency_version" "test" {
+  ...
+
+  lifecycle {
+    ignore_changes = [
+      link,
+    ]
+  }
+}
+```

huaweicloud/services/acceptance/fgs/resource_huaweicloud_fgs_dependency_version_test.go

@@ -62,20 +62,29 @@ func TestAccDependencyVersion_basic(t *testing.T) {
 				ResourceName:      resourceName,
 				ImportState:       true,
 				ImportStateVerify: true,
+				ImportStateVerifyIgnore: []string{
+					"link",
+				},
 			},
 			// Test the ID format: <depend_name>/<version>
 			{
 				ResourceName:      resourceName,
 				ImportState:       true,
 				ImportStateVerify: true,
 				ImportStateIdFunc: testAccDependencyVersionImportStateFunc_withDependName(resourceName),
+				ImportStateVerifyIgnore: []string{
+					"link",
+				},
 			},
 			// Test the ID format: <depend_name>/<version_id>
 			{
 				ResourceName:      resourceName,
 				ImportState:       true,
 				ImportStateVerify: true,
 				ImportStateIdFunc: testAccDependencyVersionImportStateFunc_withVersionId(resourceName),
+				ImportStateVerifyIgnore: []string{
+					"link",
+				},
 			},
 		},
 	})

huaweicloud/services/fgs/resource_huaweicloud_fgs_dependency_version.go

@@ -157,11 +157,14 @@ func resourceDependencyVersionRead(_ context.Context, d *schema.ResourceData, me
 		return common.CheckDeletedDiag(d, err, "FunctionGraph dependency version")
 	}
 
+	// FunctionGraph will store the compressed package content pointed to by the link into the storage bucket provided
+	// by FunctionGraph and return a new link.
+	// If the ReadContext is set this value according to the query result, ForceNew behavior will be triggered the next
+	// time it is applied.
 	mErr := multierror.Append(
 		d.Set("runtime", resp.Runtime),
 		d.Set("name", resp.Name),
 		d.Set("description", resp.Description),
-		d.Set("link", resp.Link),
 		d.Set("etag", resp.Etag),
 		d.Set("size", resp.Size),
 		d.Set("owner", resp.Owner),