feat: support pass skip from command-line for maven-plugin (#1729)

Author: nedtwigg

plugin-maven/CHANGES.md

@@ -3,6 +3,8 @@
 We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (starting after version `1.27.0`).
 
 ## [Unreleased]
+### Added
+* Support pass skip (`-Dspotless.skip=true`) from command-line. ([#1729](https://github.com/diffplug/spotless/pull/1729))
 
 ## [2.37.0] - 2023-05-24
 ### Added

plugin-maven/src/main/java/com/diffplug/spotless/maven/AbstractSpotlessMojo.java

@@ -100,7 +100,7 @@ public abstract class AbstractSpotlessMojo extends AbstractMojo {
 	@Parameter(defaultValue = "${mojoExecution.goal}", required = true, readonly = true)
 	private String goal;
 
-	@Parameter(defaultValue = "false")
+	@Parameter(property = "spotless.skip", defaultValue = "false")
 	private boolean skip;
 
 	@Parameter(property = "spotless.apply.skip", defaultValue = "false")