CI: Bump Elasticsearch version

Anaethelion · Anaethelion · commit 3e123bcd7fe6 · 2022-10-26T12:36:16.000+02:00
diff --git a/.ci/test-matrix.yml b/.ci/test-matrix.yml
@@ -1,7 +1,7 @@
 ---
 
 STACK_VERSION:
-  - 7.17.6-SNAPSHOT
+  - 7.17.7-SNAPSHOT
 
 GO_VERSION:
   - 1-alpine
