[Backport 8.15] Upgrade transport to 8.8.1 (#2367)

(cherry picked from commit aad41df)

Co-authored-by: Josh Mock <[email protected]>

Author: github-actions[bot]

package.json

@@ -84,7 +84,7 @@
     "zx": "^7.2.2"
   },
   "dependencies": {
-    "@elastic/transport": "^8.7.0",
+    "@elastic/transport": "^8.8.1",
     "tslib": "^2.4.0"
   },
   "tap": {