chore: update dependency async to ^3.2.6

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

acceptance/repository-cloudant/package.json

@@ -37,7 +37,7 @@
     "@loopback/repository": "^7.0.7",
     "@loopback/repository-tests": "^0.24.7",
     "@types/node": "^16.18.101",
-    "async": "^3.2.5",
+    "async": "^3.2.6",
     "chalk": "^4.1.2",
     "debug": "^4.3.7",
     "dockerode": "^3.3.5",