Fix photon-targetting being a seperate project (#1504)

photon-targeting/build.gradle

@@ -1,7 +1,3 @@
-plugins {
-    id 'edu.wpi.first.WpilibTools' version '1.3.0'
-}
-
 ext {
     nativeName = "photontargeting"
 }
@@ -9,6 +5,7 @@ ext {
 apply plugin: 'cpp'
 apply plugin: 'google-test-test-suite'
 apply plugin: 'edu.wpi.first.NativeUtils'
+apply plugin: 'edu.wpi.first.WpilibTools'
 apply plugin: 'edu.wpi.first.GradleJni'
 
 apply from: "${rootDir}/shared/config.gradle"

photon-targeting/settings.gradle

@@ -1,6 +0,0 @@
-pluginManagement {
-    repositories {
-        mavenLocal()
-        gradlePluginPortal()
-    }
-}