minor javadoc improvement (#5473)

Author: pjfanning

src/main/java/tools/jackson/databind/DatabindContext.java

@@ -23,7 +23,7 @@
 /**
  * Shared base class for {@link DeserializationContext} and
  * {@link SerializationContext}, context objects passed through data-binding
- * process. Designed so that some of implementations can rely on shared
+ * process. Designed so that some of the implementations can rely on shared
  * aspects like access to secondary contextual objects like type factories
  * or handler instantiators.
  */