Link to wpilib javadocs in ours (#1509)

![image](https://github.com/user-attachments/assets/d197b637-bf52-4a03-bf55-32a45fff8b06)

Author: mcm001

photon-docs/build.gradle

@@ -217,7 +217,7 @@ task generateJavaDocs(type: Javadoc) {
     classpath = files(exportedProjects.collect { project(it).sourceSets.main.compileClasspath })
     dependsOn project(':photon-core').writeCurrentVersion
 
-    options.links("https://docs.oracle.com/en/java/javase/17/docs/api/")
+    options.links "https://docs.oracle.com/en/java/javase/17/docs/api/", "https://github.wpilib.org/allwpilib/docs/release/java/"
     options.addStringOption("tag", "pre:a:Pre-Condition")
     options.addBooleanOption("Xdoclint:html,missing,reference,syntax", true)
     options.addBooleanOption('html5', true)

shared/javacommon.gradle

@@ -15,7 +15,10 @@ def javaBaseName = "_GROUP_org_photonvision_${baseArtifactId}_ID_${baseArtifactI
 def outputsFolder = file("$buildDir/outputs")
 
 javadoc {
-    options.encoding = 'UTF-8'
+    options {
+        encoding = 'UTF-8'
+        links "https://github.wpilib.org/allwpilib/docs/release/java/"
+    }
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {