fix duplicate duplicate words in some comments

Author: grimreaper

src/main/java/com/fasterxml/jackson/databind/ObjectMapper.java

@@ -43,7 +43,7 @@
  * (producing instance with default configuration); or through one of two build
  * methods.
  * First build method is the static <code>builder()</code> on exact type
- * and second {@link #rebuild()} method method on an existing mapper.
+ * and second {@link #rebuild()} method on an existing mapper.
  * Former starts with default configuration (same as one that no-arguments constructor
  * created mapper has), and latter starts with configuration of the mapper it is called
  * on.

src/main/java/com/fasterxml/jackson/databind/deser/BeanDeserializerFactory.java

@@ -547,7 +547,7 @@ protected void addBeanProps(DeserializationContext ctxt,
                         PropertyMetadata md = propDef.getMetadata();
                         // 25-Oct-2016, tatu: If merging enabled, might not need setter.
                         //   We cannot quite support this with creator parameters; in theory
-                        //   possibly, but right not not due to complexities of routing, so
+                        //   possibly, but right not now due to complexities of routing, so
                         //   just prevent
                         if (md.getMergeInfo() != null) {
                             prop = constructSetterlessProperty(ctxt, beanDesc, propDef);

src/main/java/com/fasterxml/jackson/databind/ser/DefaultSerializerProvider.java

@@ -434,7 +434,7 @@ private IOException _wrapAsIOE(JsonGenerator g, Exception e) {
 
     /**
      * The method to be called by {@link ObjectMapper} and {@link ObjectWriter}
-     * to to expose the format of the given to to the given visitor
+     * to expose the format of the given type to the given visitor
      *
      * @param javaType The type for which to generate format
      * @param visitor the visitor to accept the format

src/main/java/com/fasterxml/jackson/databind/ser/std/BeanSerializerBase.java

@@ -703,7 +703,7 @@ protected final WritableTypeId _typeIdDef(TypeSerializer typeSer,
      */
 
     /**
-     * Method called called when neither JSON Filter is to be applied, nor
+     * Method called when neither JSON Filter is to be applied, nor
      * view-filtering. This means that all property writers are non null
      * and can be called directly.
      *
@@ -758,7 +758,7 @@ protected void _serializeFieldsNoView(Object bean, JsonGenerator gen,
         }
     }    
     /**
-     * Method called called when no JSON Filter is to be applied, but
+     * Method called when no JSON Filter is to be applied, but
      * View filtering is in effect and so some of properties may be
      * nulls to check.
      *