Fix typos

Change-Id: Ic20df648fbc3546da20122deaa95f018b9d29f47
diff --git a/core/api/src/main/java/org/onosproject/store/primitives/MapUpdate.java b/core/api/src/main/java/org/onosproject/store/primitives/MapUpdate.java
index 1e82e3a..2eb48e6 100644
--- a/core/api/src/main/java/org/onosproject/store/primitives/MapUpdate.java
+++ b/core/api/src/main/java/org/onosproject/store/primitives/MapUpdate.java
@@ -104,7 +104,7 @@
     }
 
     /**
-     * Transforms this instance into an instance of different paramterized types.
+     * Transforms this instance into an instance of different parameterized types.
      *
      * @param keyMapper transcoder for key type
      * @param valueMapper transcoder to value type
diff --git a/core/api/src/main/java/org/onosproject/store/primitives/NodeUpdate.java b/core/api/src/main/java/org/onosproject/store/primitives/NodeUpdate.java
index 8562401..4a9809c 100644
--- a/core/api/src/main/java/org/onosproject/store/primitives/NodeUpdate.java
+++ b/core/api/src/main/java/org/onosproject/store/primitives/NodeUpdate.java
@@ -92,7 +92,7 @@
     }
 
     /**
-     * Transforms this instance into an instance of different paramterized types.
+     * Transforms this instance into an instance of different parameterized types.
      *
      * @param valueMapper transcoder to value type
      * @return new instance