Update docs to specify that WPILib JDK is required on Windows (#1522)

Author: willtoth

docs/source/docs/contributing/building-photon.md

@@ -8,7 +8,7 @@ This section contains the build instructions from the source code available at [
 
 **Java Development Kit:**
 
- This project requires Java Development Kit (JDK) 17 to be compiled. This is the same Java version that comes with WPILib for 2025+. If you don't have this JDK with WPILib, you can follow the instructions to install JDK 17 for your platform [here](https://bell-sw.com/pages/downloads/#jdk-17-lts).
+ This project requires Java Development Kit (JDK) 17 to be compiled. This is the same Java version that comes with WPILib for 2025+. **Windows Users must use the JDK that ships with WPILib.** For other platforms, you can follow the instructions to install JDK 17 for your platform [here](https://bell-sw.com/pages/downloads/#jdk-17-lts).
 
 **Node JS:**