[ci] Update versions matrix

Signed-off-by: Viet Nguyen Duc <nguyenducviet4496@gmail.com>

Author: VietND96

tests/build-backward-compatible/selenium-matrix.yml

@@ -11,6 +11,12 @@ matrix:
         - 124
         - 123
         - 122
+    4.29.0:
+      BASE_RELEASE: selenium-4.29.0
+      BASE_VERSION: 4.29.0
+      VERSION: 4.29.0
+      BINDING_VERSION: 4.29.0
+      browser:
     4.28.1:
       BASE_RELEASE: selenium-4.28.0
       BASE_VERSION: 4.28.1