Remove non-ASCII characters from Promise.java

Signed-off-by: Jonathan Leitschuh <Jonathan.Leitschuh@gmail.com>

java/ql/test/stubs/ratpack-1.9.x/ratpack/core/handling/Handler.java

@@ -27,7 +27,7 @@ import ratpack.exec.registry.Registry;
  * <h3>Non blocking/Asynchronous</h3>
  * <p>
  * Handlers are expected to be asynchronous.
- * That is, there is no expectation that the handler is “finished" when its {@link #handle(Context)} method returns.
+ * That is, there is no expectation that the handler is "finished" when its {@link #handle(Context)} method returns.
  * This facilitates the use of non blocking IO without needing to enter some kind of special mode.
  * An implication is that handlers <b>must</b> ensure that they either send a response or delegate to another handler.
  * </p>

java/ql/test/stubs/ratpack-1.9.x/ratpack/exec/Promise.java

@@ -25,7 +25,7 @@ import ratpack.func.Predicate;
  * A promise for a single value.
  * <p>
  * A promise is a representation of a value which will become available later.
- * Methods such as {@link #map(Function)}, {@link #flatMap(Function)}, {@link #cache()} etc.) allow a pipeline of “operations" to be specified,
+ * Methods such as {@link #map(Function)}, {@link #flatMap(Function)}, {@link #cache()} etc.) allow a pipeline of "operations" to be specified,
  * that the value will travel through as it becomes available.
  * Such operations are implemented via the {@link #transform(Function)} method.
  * Each operation returns a new promise object, not the original promise object.