Fix null pointer exception with chat screen tick method

CHANGELOG.md

@@ -1 +1 @@
-- Improve exception handling when failing to retrieve player skin
+- Fix small bug with chat screen null point exception

gradle.properties

@@ -9,7 +9,7 @@ yarn_mappings=b1.7.3+build.8
 loader_version=0.14.24-babric.1
 
 # Mod Properties
-mod_version = 2.0.1
+mod_version = 2.0.2
 maven_group = pl.telvarost
 archives_base_name = mojangfixstationapi
 

src/main/java/pl/telvarost/mojangfixstationapi/mixin/client/text/chat/ChatScreenMixin.java

@@ -53,7 +53,9 @@ private void onInit(CallbackInfo ci) {
 
     @Inject(method = "tick", at = @At("HEAD"), cancellable = true)
     private void onTick(CallbackInfo ci) {
-        textField.tick();
+        if (null != textField) {
+            textField.tick();
+        }
         ci.cancel();
     }