Fix ingress blocklist path when invoking openstack_test from lb_tests

Resolve blocklist YAML via lb_tests role_path so convert_yaml lookup does not
search under openstack_test/files.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: tusharjadhav3302

collection/stages/roles/lb_tests/tasks/main.yml

@@ -33,7 +33,7 @@
   vars:
     openstack_test_results_dir: "{{ artifacts_dir }}/lb_amphora_sourceip"
     openstack_tests_allowlist_file: "{{ lb_allowlist_file }}"
-    openstack_tests_blocklist_file: "{{ lb_blocklist_file }}"
+    openstack_tests_blocklist_file: "{{ role_path }}/files/openstack-test-lb-ingress-blocklist.yaml"
     openstack_testsuite_name: openstack_tests_lb_amphora_sourceip
     openstack_reset_result_dir: no # As we want to keep the logs generated in the previous step
 
@@ -52,6 +52,6 @@
   vars:
     openstack_test_results_dir: "{{ artifacts_dir }}/lb_ovn"
     openstack_tests_allowlist_file: "{{ lb_allowlist_file }}"
-    openstack_tests_blocklist_file: "{{ lb_blocklist_file }}"
+    openstack_tests_blocklist_file: "{{ role_path }}/files/openstack-test-lb-ingress-blocklist.yaml"
     openstack_testsuite_name: openstack_tests_lb_ovn
     openstack_reset_result_dir: no # As we want to keep the logs generated in the previous step