Update DEPLOYMENT-GITHUB-PACKAGES.md

Author: dajulia3

DEPLOYMENT-GITHUB-PACKAGES.md

@@ -1,4 +1,4 @@
 Use the following command, substituting your github personal access token in for <TOKEN>:
-```../mvnw -s ~/.m2/settings.xml -DskipTests=true -Dregistry=https://maven.pkg.github.com/dajulia3 -Dtoken=<TOKEN> deploy```
+```./mvnw -s ~/.m2/settings.xml -DskipTests=true -Dregistry=https://maven.pkg.github.com/dajulia3 -Dtoken=<TOKEN> deploy```
 
 Note that the command skips tests so make sure tests pass before running this