Multi-update

- 0.15.0-b2
- WS2805 support (NeoPixelBus 2.7.9)
- generic PSRAM support (ESP32 rev.1 still needs compile fix)
- BREAKING: default LEDPIN 2 (due to PSRAM)
- PinManager optimisations

CHANGELOG.md

@@ -1,5 +1,17 @@
 ## WLED changelog
 
+#### Build 2403240
+-   v0.15.0-b2
+-   WS2805 support (RGB + WW + CW, 600kbps)
+-   Unified PSRAM use
+-   NeoPixelBus v2.7.9 (for future WS2805 support)
+-   Ubiquitous PSRAM mode for all variants of ESP32
+-   SSD1309_64 I2C Support for FLD Usermod (#3836 by @THATDONFC)
+-   Palette cycling fix (add support for `{"seg":[{"pal":"X~Y~"}]}` or `{"seg":[{"pal":"X~Yr"}]}`)
+-   FW1906 Support (#3810 by @deece and @Robert-github-com)
+-   ESPAsyncWebServer 2.2.0 (#3828 by @willmmiles)
+-   Bugfixes: #3843, #3844
+
 #### Build 2403190
 -   limit max PWM frequency (fix incorrect PWM resolution)
 -   Segment UI bugfix