Revert "Bump maven-war-plugin from 2.4 to 3.2.3 (#1129)"
Revert "Bump maven-war-plugin from 2.4 to 3.2.3 (#1129)"

This reverts commit b99d37506f0ad572824f6edab838505c951117db.

zik43/java-design-patterns,zik43/java-design-patterns,mookkiah/java-design-patterns,kingland/java-design-patterns,javaseeds/java-design-patterns,mookkiah/java-design-patterns,javaseeds/java-design-patterns,kingland/java-design-patterns,javaseeds/java-design-patterns,mookkiah/java-design-patterns,kingland/java-design-patterns,zik43/java-design-patterns,kingland/java-design-patterns,javaseeds/java-design-patterns,mookkiah/java-design-patterns,zik43/java-design-patterns,zik43/java-design-patterns