chore(deps): update dependency openvoxdb to v8.12.0-1+ubuntu24.04

Author: renovate[bot]

build_versions.yaml

@@ -4,7 +4,7 @@ include:
     # renovate: depName=openvox-server openVoxRelease=8
     server_version: "8.12.1-1+ubuntu24.04"
     # renovate: depName=openvoxdb openVoxRelease=8
-    db_version: "8.11.0-1+ubuntu24.04"
+    db_version: "8.12.0-1+ubuntu24.04"
     r10k_version: "5.0.0"
     rugged_version: "1.9.0"
     jdk_version: "21"