LLeMbas Desktop 0.7.2: starts again on Linux

0.7.1 read WebKitWebView's 'settings' property through GLib; it is write-only,
GLib panicked, and the app aborted before its window appeared. The read is
gone; the microphone permission handler stays.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src-tauri/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "llembas-desktop"
-version = "0.7.1"
+version = "0.7.2"
 description = "LLeMbas Desktop: your LLeMbas server in a window, with the agent on this computer"
 authors = ["Jaroslav Beneš"]
 license = "MIT"