update

Author: wok

README.md

@@ -3,6 +3,10 @@
 [English](/README_en.md) [Korean](/README_ko.md)
 
 ## What's New!
+- v2.0.45-alpha
+  - [こちらを参照](https://github.com/w-okada/voice-changer/tree/v.2)
+  - bugfix
+    - 音量調整
 - v2.0.44-alpha
   - [こちらを参照](https://github.com/w-okada/voice-changer/tree/v.2)
   - bugfix

README_en.md

@@ -3,6 +3,10 @@
 [Japanese](/README_ja.md) [Korean](/README_ko.md)
 
 ## What's New!
+- v2.0.45-alpha
+  - [HERE](https://github.com/w-okada/voice-changer/tree/v.2)
+  - bugfix
+    - volume control
 - v2.0.44-alpha
   - [HERE](https://github.com/w-okada/voice-changer/tree/v.2)
   - bugfix

README_ko.md

@@ -3,6 +3,10 @@
 [English](/README_en.md) [Korean](/README_ko.md)
 
 ## 새로운 기능!
+- v2.0.45-alpha
+  - [여기를 참조하십시오](https://github.com/w-okada/voice-changer/tree/v.2)
+  - bugfix
+    - 음량 조절
 - v2.0.44-alpha
   - [여기를 참조하십시오](https://github.com/w-okada/voice-changer/tree/v.2)
   - bugfix