Merge pull request #1560 from candrews/patch-2

Remove unused slf4j dependencies from pom

Author: gracekarina

modules/swagger-parser/pom.xml

@@ -39,16 +39,6 @@
             <version>${testng-version}</version>
             <scope>test</scope>
         </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-ext</artifactId>
-            <version>${slf4j-version}</version>
-        </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-api</artifactId>
-            <version>${slf4j-version}</version>
-        </dependency>
         <dependency>
             <groupId>commons-io</groupId>
             <artifactId>commons-io</artifactId>