Fix typos in DbAction class documentation

Signed-off-by: JaeYeon Kim <JaeYeon.Kim@ibm.com>

Squashed by Jens Schauder

Original pull request #2080

Author: JaeYeon Kim

spring-data-relational/src/main/java/org/springframework/data/relational/core/conversion/DbAction.java

@@ -178,7 +178,7 @@ public String toString() {
 	}
 
 	/**
-	 * Represents a delete statement for all entities that that a reachable via a give path from the aggregate root.
+	 * Represents a delete statement for all entities that are reachable via a given path from the aggregate root.
 	 *
 	 * @param <T> type of the entity for which this represents a database interaction.
 	 */
@@ -249,7 +249,7 @@ public String toString() {
 	}
 
 	/**
-	 * Represents an delete statement for all entities that that a reachable via a give path from any aggregate root of a
+	 * Represents a delete statement for all entities that are reachable via a given path from any aggregate root of a
 	 * given type.
 	 *
 	 * @param <T> type of the entity for which this represents a database interaction.