fix(health): add cancelFutures in healthservice

Author: DurgaPrasad-54

src/main/java/com/iemr/admin/service/health/HealthService.java

@@ -156,6 +156,7 @@ private void performHealthChecks(Map<String, Object> mysqlStatus, Map<String, Ob
             cancelFutures(mysqlFuture, redisFuture);
         } catch (Exception e) {
             logger.warn("Health check execution error: {}", e.getMessage());
+            cancelFutures(mysqlFuture, redisFuture);
         }
     }