avoid warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]

Author: schreibfaul1

src/Audio.cpp

@@ -3,8 +3,8 @@
     audio.cpp
 
     Created on: Oct 28.2018                                                                                                  */char audioI2SVers[] ="\
-    Version 3.4.2c                                                                                                                              ";
-/*  Updated on: Aug 29.2025
+    Version 3.4.2d                                                                                                                              ";
+/*  Updated on: Sep 01.2025
 
     Author: Wolle (schreibfaul1)
     Audio library for ESP32, ESP32-S3 or ESP32-P4

src/Audio.h

@@ -39,8 +39,7 @@ extern __attribute__((weak)) void audio_process_i2s(int16_t* outBuff, int32_t va
 extern char audioI2SVers[];
 
 // Audio event type descriptions
-static constexpr char* eventStr[13] = {"info", "id3data", "eof", "station_name", "icy_description", "streamtitle", "bitrate", "icy_url", "icy_logo", "lasthost", "cover_image", "lyrics", "log"};
-
+static constexpr std::array<const char*, 13> eventStr = {"info", "id3data", "eof", "station_name", "icy_description", "streamtitle", "bitrate", "icy_url", "icy_logo", "lasthost", "cover_image", "lyrics", "log"};
 //----------------------------------------------------------------------------------------------------------------------
 
 class AudioBuffer {