bug #159 fix(examples): hardcoded host removed (Guikingone)

This PR was merged into the main branch.

Discussion
----------

fix(examples): hardcoded host removed

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| Docs?         | no
| Issues        | None
| License       | MIT

Small fix on `examples`.

Commits
-------

57de932 fix(examples): hardcoded host removed

Author: chr-hertel

examples/store/qdrant-similarity-search.php

@@ -39,7 +39,7 @@
 // initialize the store
 $store = new Store(
     HttpClient::create(),
-    'http://127.0.0.1:6333',
+    $_SERVER['QDRANT_HOST'],
     $_SERVER['QDRANT_SERVICE_API_KEY'],
     'movies',
 );