docs(changelog): add 0.12.0 release link

Author: debba

src/data/changelog.ts

@@ -40,4 +40,6 @@ export const versionLinks: Record<string, string> = {
     "https://tabularis.dev/blog/v0103-connection-import-export-editor-error-boundary-firestore",
   "0.11.0":
     "https://tabularis.dev/blog/v0110-json-viewer-text-diff-triggers-japanese",
+  "0.12.0":
+    "https://tabularis.dev/blog/v0120-per-connection-appearance-related-records-sql-splitter",
 };