UI 3d mode, ConfigManager bugfixes (#103)

* stupid bugs I guess idk where else to put this commit

* Run spotless

* Fix config file loading

Splits load into own method

* Run spotless

photon-server/src/test/java/org/photonvision/common/configuration/ConfigTest.java

@@ -34,10 +34,6 @@ import org.photonvision.vision.target.TargetModel;
 
 public class ConfigTest {
 
-    static {
-        TestUtils.loadLibraries();
-    }
-
     private static ConfigManager configMgr;
     private static final CameraConfiguration cameraConfig =
             new CameraConfiguration("TestCamera", "/dev/video420");
@@ -48,6 +44,7 @@ public class ConfigTest {
     public static void init() {
         TestUtils.loadLibraries();
         configMgr = new ConfigManager(Path.of("testconfigdir"));
+        configMgr.load();
         Logger.setLevel(LogGroup.General, LogLevel.TRACE);
 
         REFLECTIVE_PIPELINE_SETTINGS = new ReflectivePipelineSettings();
@@ -65,7 +62,7 @@ public class ConfigTest {
 
     @Test
     @Order(1)
-    public void serializeConfig() throws IOException {
+    public void serializeConfig() {
         TestUtils.loadLibraries();
 
         Logger.setLevel(LogGroup.General, LogLevel.TRACE);

photon-server/src/test/java/org/photonvision/vision/processes/VisionModuleManagerTest.java

@@ -23,6 +23,7 @@ import java.util.HashMap;
 import java.util.List;
 import org.junit.jupiter.api.*;
 import org.photonvision.common.configuration.CameraConfiguration;
+import org.photonvision.common.configuration.ConfigManager;
 import org.photonvision.common.dataflow.CVPipelineResultConsumer;
 import org.photonvision.common.util.TestUtils;
 import org.photonvision.vision.frame.FrameProvider;
@@ -103,6 +104,7 @@ public class VisionModuleManagerTest {
 
     @Test
     public void setupManager() {
+        ConfigManager.getInstance().load();
         var sources = new HashMap<VisionSource, List<CVPipelineSettings>>();
         sources.put(
                 new TestSource(