test fix

Author: Avi-Robusta

tests/test_slack_preview.py

@@ -2,7 +2,7 @@
 # The script/main logic and unused code are removed.
 
 import pytest
-from robusta.core.reporting.base import Finding, FindingSeverity, FindingSource, FindingSubject
+from robusta.core.reporting.base import Finding, FindingSeverity, FindingSource, FindingSubject, FindingSubjectType
 from robusta.core.sinks.slack.preview.slack_sink_preview_params import SlackSinkPreviewParams
 from robusta.core.reporting.blocks import MarkdownBlock
 from robusta.integrations.slack.sender import SlackSender
@@ -22,7 +22,7 @@ def test_slack_preview_default_template(slack_channel: SlackChannel):
     subject = FindingSubject(
         name="test-pod",
         namespace="default",
-        subject_type="Pod",
+        subject_type=FindingSubjectType.from_kind("pod"),
         labels={
             "app": "test-app",
             "environment": "test"
@@ -72,7 +72,7 @@ def test_slack_preview_custom_template(slack_channel: SlackChannel):
     subject = FindingSubject(
         name="test-pod",
         namespace="default",
-        subject_type="Pod",
+        subject_type=FindingSubjectType.from_kind("pod"),
         labels={
             "app": "test-app",
             "environment": "test"