docs(pwm_audio): update chip support for pwm_audio component

YanKE01 · YanKE01 · commit c276aa5deaf8 · 2025-01-03T20:06:20.000+08:00
diff --git a/docs/en/audio/pwm_audio.rst b/docs/en/audio/pwm_audio.rst
@@ -2,11 +2,7 @@ PWM Audio
 ==============
 :link_to_translation:`zh_CN:[中文]`
 
-==================  ===========  ===============  =============== =============
- Supported Socs       ESP32        ESP32-S2          ESP32-S3        ESP32-C3    
-==================  ===========  ===============  =============== =============
-
-The PWM audio function uses the internal LEDC peripheral in ESP32 to generate PWM audio, which does not need an external audio Codec chip. This is mainly used for cost-sensitive applications with low audio quality requirements.
+The PWM audio function uses the internal LEDC peripheral in the ESP32 series chips to generate PWM audio, which does not need an external audio Codec chip. This is mainly used for cost-sensitive applications with low audio quality requirements.
 
 Features
 ----------------
diff --git a/docs/zh_CN/audio/pwm_audio.rst b/docs/zh_CN/audio/pwm_audio.rst
@@ -2,11 +2,7 @@ PWM 音频
 ==============
 :link_to_translation:`en:[English]`
 
-==================  ===========  ===============  =============== =============
-支持的芯片            ESP32        ESP32-S2          ESP32-S3        ESP32-C3    
-==================  ===========  ===============  =============== =============
-
-PWM 音频功能使用 ESP32 内部的 LEDC 外设产生 PWM 播放音频，无需使用外部的音频 Codec 芯片，适用于对音质要求不高而对成本敏感的应用。
+PWM 音频功能使用 ESP32 系列芯片的内部 LEDC 外设产生 PWM 播放音频，无需使用外部的音频 Codec 芯片，适用于对音质要求不高而对成本敏感的应用。
 
 特性
 ------
