powerplatform environment group rule set issue with sending ruleset

.changes/unreleased/fixed-20250124-153618.yaml

@@ -0,0 +1,5 @@
+kind: fixed
+body: Fixed issues with powerplatform_environment_group_rule_set throwing RuleSetInvalid error
+time: 2025-01-24T15:36:18.528435757Z
+custom:
+    Issue: "565"

internal/services/environment_group_rule_set/dto.go

@@ -228,7 +228,7 @@ func convertMakerWelcomeContent(ctx context.Context, attrs map[string]attr.Value
 		})
 		rule.Value = append(rule.Value, environmentGroupRuleSetValueDto{
 			Id:    MAKER_ONBOARDING_TIMESTAMP,
-			Value: strings.Replace(time.Now().Format(time.RFC1123), "UTC", "GMT", -1),
+			Value: time.Now().UTC().Format(time.RFC3339),
 		})
 	}
 }

internal/services/environment_settings/resources_environment_settings.go

@@ -62,6 +62,9 @@ func (r *EnvironmentSettingsResource) Schema(ctx context.Context, req resource.S
 			"id": schema.StringAttribute{
 				MarkdownDescription: "Id of the read operation",
 				Computed:            true,
+				PlanModifiers: []planmodifier.String{
+					stringplanmodifier.UseStateForUnknown(),
+				},
 			},
 			"environment_id": schema.StringAttribute{
 				MarkdownDescription: "Environment Id",