fixing build issue

Author: ssarmokadam

devon4j-http-rest-client/files/dependency.txt

@@ -1,6 +1,5 @@
+<dependencies>
 <dependency>
   <groupId>com.devonfw.java.starters</groupId>
   <artifactId>devon4j-starter-cxf-client-rest</artifactId>
-</dependency>    
-<dependency>
-      <groupId>com.devonfw.java.starters</groupId>
+</dependency> 

devon4j-http-rest-client/index.asciidoc

@@ -126,8 +126,7 @@ You will add below dependency in core folder pom.xml
 Modify pom.xml as below:
 [step]
 --
-changeFile("httprestclient/core/pom.xml", { "file": "files/dependency.txt", "placeholder": "    <dependency>
-      <groupId>com.devonfw.java.starters</groupId>" })
+changeFile("httprestclient/core/pom.xml", { "file": "files/dependency.txt", "placeholder": "<dependencies>" })
 --
 
 Now, You will create a Java interface VisitormanagementRestService to invoke inside client.