fix: 修复 tauri-action workspace 识别问题

将 [package] 中的 workspace 引用改为显式值，
解决 GitHub Actions 构建时找不到 workspace 的问题

src-tauri/Cargo.toml

@@ -154,12 +154,12 @@ version = "2.4"
 
 [package]
 name = "proxycast"
-version.workspace = true
+version = "0.47.4"
 description = "AI API Proxy Desktop App"
-authors.workspace = true
-edition.workspace = true
-repository.workspace = true
-homepage.workspace = true
+authors = ["you"]
+edition = "2021"
+repository = "https://github.com/aiclientproxy/proxycast"
+homepage = "https://github.com/aiclientproxy/proxycast"
 
 [lib]
 name = "proxycast_lib"