fix(template-dioxus): pass --release to dx in `beforeBuildCommand (#817)

Author: situ2001

.changes/dioxus-release.md

@@ -0,0 +1,6 @@
+---
+"create-tauri-app": patch
+"create-tauri-app-js": patch
+---
+
+Pass `--release` to `dx` CLI in `beforeBuildCommand` for `dioxus` template to generate smaller and optimized wasm bundle.

templates/template-dioxus/.manifest

@@ -3,7 +3,7 @@
 # SPDX-License-Identifier: MIT
 
 beforeDevCommand = dx serve --port 1420
-beforeBuildCommand = dx build
+beforeBuildCommand = dx build --release
 devUrl = http://localhost:1420
 frontendDist = ../dist
 withGlobalTauri = true