Bump 4.14.3 branch (#8110)

Issue: wazuh/wazuh-qa-automation#5602

Author: wazuhci

docker/imposter/wazuh-config.yml

@@ -1,6 +1,6 @@
 ---
 plugin: openapi
-specFile: https://raw.githubusercontent.com/wazuh/wazuh/4.14.3/api/api/spec/spec.yaml
+specFile: https://raw.githubusercontent.com/wazuh/wazuh/v4.14.3/api/api/spec/spec.yaml
 system:
   stores:
     # this store is preloaded from file