Update supporters for 2025.11.0b4

Author: jesserockz

content/guides/supporters.md

@@ -898,6 +898,7 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Arjan Filius (@iafilius)](https://github.com/iafilius)
 - [Iago Veiga (@iago-veiga)](https://github.com/iago-veiga)
 - [Iain Hay (@IainPHay)](https://github.com/IainPHay)
+- [Ralph Thomas (@iamralpht)](https://github.com/iamralpht)
 - [Ian-Blockmans (@Ian-Blockmans)](https://github.com/Ian-Blockmans)
 - [Adrián Panella (@ianchi)](https://github.com/ianchi)
 - [Ian Anderson (@ianderso)](https://github.com/ianderso)
@@ -2272,4 +2273,4 @@ ESPHome was originally founded by [Otto Winter (@OttoWinter)](https://github.com
 - [Christian Zufferey (@zuzu59)](https://github.com/zuzu59)
 - [Zynth-dev (@Zynth-dev)](https://github.com/Zynth-dev)
 
-*This page was last updated November 17, 2025.*
+*This page was last updated November 19, 2025.*