fix javadoc and mixin

Author: shedaniel

patchwork-gui/src/main/java/net/minecraftforge/client/event/GuiScreenEvent.java

@@ -94,8 +94,8 @@ public void removeWidget(AbstractButtonWidget button) {
 		}
 
 		/**
-		 * <p>This event fires just after initializing {@link Screen#minecraft}, {@link Screen#font},
-		 * {@link Screen#width}, and {@link Screen#height}.</p>
+		 * This event fires just after initializing {@link Screen#minecraft}, {@link Screen#font},
+		 * {@link Screen#width}, and {@link Screen#height}.
 		 *
 		 * <p>If canceled the following lines are skipped in {@link Screen#init(net.minecraft.client.MinecraftClient, int, int)}:</p>
 		 * <p>{@code this.buttons.clear();}</p>

patchwork-gui/src/main/resources/patchwork-gui.mixins.json

@@ -2,7 +2,7 @@
   "required": true,
   "package": "com.patchworkmc.mixin.gui",
   "compatibilityLevel": "JAVA_8",
-  "mixins": [
+  "client": [
     "MixinAbstractInventoryScreen",
     "MixinGameRenderer",
     "MixinKeyboard",