refactor: remove unused swing-datetime-picker dependency from pom.xml

Author: pitzzahh

pom.xml

@@ -47,11 +47,6 @@
             <artifactId>argon2-jvm</artifactId>
             <version>2.12</version>
         </dependency>
-        <dependency>
-            <groupId>io.github.dj-raven</groupId>
-            <artifactId>swing-datetime-picker</artifactId>
-            <version>2.1.3</version>
-        </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
             <artifactId>slf4j-log4j12</artifactId>