add api-docs.yaml whitelisting

(cherry picked from commit ac049ab0)

provider/unit-azure/unit-aks/src/main/java/org/opengroup/osdu/unitservice/security/SecurityConfig.java

@@ -41,6 +41,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter  implements Acc
         "/swagger-ui/**",
         "/swagger-resources/**",
         "/swagger-ui.html",
+        "/api-docs.yaml",
         "/actuator/*",
         "/v3/info",
         "/webjars/**",