Update dependency jenslys/opencode-gemini-auth to v1.4.12

Author: renovate[bot]

common/.config/opencode/config.json

@@ -3,7 +3,7 @@
   "plugin": [
     "opencode-openai-codex-auth@4.3.0",
     "@ex-machina/opencode-anthropic-auth@1.7.4",
-    "opencode-gemini-auth@1.3.6",
+    "opencode-gemini-auth@1.4.12",
     "opencode-memsearch",
     "opencode-scheduler",
     "opencode-smart-voice-notify@latest",