Bump version to 1.3.0

Minor release: warm whisper-server backend (no per-dictation model
reload), live mic-level HUD with silence warning, and a custom
recognised->replacement dictionary that also biases the whisper prompt.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

macos/WhisperDictate.app/Contents/Info.plist

@@ -19,9 +19,9 @@
 	<key>CFBundlePackageType</key>
 	<string>APPL</string>
 	<key>CFBundleShortVersionString</key>
-	<string>1.2.1</string>
+	<string>1.3.0</string>
 	<key>CFBundleVersion</key>
-	<string>2</string>
+	<string>3</string>
 	<key>LSMinimumSystemVersion</key>
 	<string>13.0</string>
 	<key>LSUIElement</key>