Update ColorUtils.java

add static to ColorUtils.isLightColor

Author: qiushui95

lib/utilcode/src/main/java/com/blankj/utilcode/util/ColorUtils.java

@@ -211,7 +211,7 @@ public static int getRandomColor(final boolean supportAlpha) {
  * @param color The color.
  * @return {@code true}: yes<br>{@code false}: no
  */
- public boolean isLightColor(@ColorInt int color) {
+ public static boolean isLightColor(@ColorInt int color) {
  return 0.299 * Color.red(color) + 0.587 * Color.green(color) + 0.114 * Color.blue(color) >= 127.5;
  }
 }