#69 upgrade to org.apache.commons:commons-compress 1.21

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-35515
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-35516
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-35517
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-36090

Author: tomix26

pom.xml

@@ -110,7 +110,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-compress</artifactId>
-            <version>1.20</version>
+            <version>1.21</version>
         </dependency>
         <dependency>
             <groupId>org.tukaani</groupId>