fix(linux): align packaging metadata with drivers on linux

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: Trung Nguyen

linux/.gitignore

@@ -3,5 +3,4 @@ target/
 .DS_Store
 
 docs/audit-*.md
-target/
 packaging/out/

linux/flatpak/com.tablepro.linux.metainfo.xml

@@ -8,13 +8,13 @@
   <description>
     <p>
       TablePro is a fast, native database client for Linux. It connects to
-      PostgreSQL, MySQL, SQLite, Microsoft SQL Server, and ClickHouse, and
-      lets you browse tables, edit data in place, run SQL, and tunnel through
-      SSH bastions — all from a clean GTK4 / libadwaita interface.
+      PostgreSQL, MySQL, SQLite, and Microsoft SQL Server, and lets you browse
+      tables, edit data in place, run SQL, and tunnel through SSH bastions,
+      all from a clean GTK4 / libadwaita interface.
     </p>
     <p>Features:</p>
     <ul>
-      <li>PostgreSQL, MySQL, SQLite, MSSQL, and ClickHouse drivers</li>
+      <li>PostgreSQL, MySQL, SQLite, and MSSQL drivers</li>
       <li>In-place cell editing with primary-key safety</li>
       <li>SQL editor with syntax highlighting and Run / Cancel</li>
       <li>SSH tunneling with TOFU host-key checking</li>