FIX: Android - Live markdown style not applied consistently (#590)

Author: ikevin127

android/src/main/java/com/expensify/livemarkdown/MarkdownTextInputDecoratorView.java

@@ -61,6 +61,7 @@ protected void onAttachedToWindow() {
       mReactEditText = (ReactEditText) previousSibling;
       mTextWatcher = new MarkdownTextWatcher(mMarkdownUtils);
       mReactEditText.addTextChangedListener(mTextWatcher);
+      applyNewStyles();
     }
   }