Bump org.apache.maven.plugins:maven-gpg-plugin from 3.2.3 to 3.2.4 #753

Job	Run time
Build it / fail-fast-build	14s
Build it / ubuntu-latest jdk-8-temurin	12s
Build it / ubuntu-latest jdk-11-temurin	10s
Build it / ubuntu-latest jdk-17-temurin	15s
Build it / ubuntu-latest jdk-21-temurin	11s
Build it / windows-latest jdk-8-temurin	53s
Build it / windows-latest jdk-11-temurin	1m 0s
Build it / windows-latest jdk-17-temurin	51s
Build it / windows-latest jdk-21-temurin	56s
Build it / macOS-latest jdk-8-temurin	25s
Build it / macOS-latest jdk-11-temurin	26s
Build it / macOS-latest jdk-17-temurin	26s
Build it / macOS-latest jdk-21-temurin	30s
Deploy / Deploy	0s
	6m 29s

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