MINOR: Remove Joda as a direct dependency

I saw #3130 and I couldn't find
any direct references to the Joda library in the Parquet code.

Instead of bumping it, it would be better to just remove it.

Author: Fokko

parquet-pig/pom.xml

@@ -99,12 +99,6 @@
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
-    <dependency>
-      <groupId>joda-time</groupId>
-      <artifactId>joda-time</artifactId>
-      <version>2.12.7</version>
-      <scope>test</scope>
-    </dependency>
     <dependency>
       <groupId>org.antlr</groupId>
       <artifactId>antlr-runtime</artifactId>

parquet-thrift/pom.xml

@@ -132,12 +132,6 @@
       <classifier>${pig.classifier}</classifier>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>joda-time</groupId>
-      <artifactId>joda-time</artifactId>
-      <version>2.12.7</version>
-      <scope>provided</scope>
-    </dependency>
     <dependency>
       <groupId>javax.annotation</groupId>
       <artifactId>javax.annotation-api</artifactId>