Build error running on OSX

[aalmiray]

Checked out the project (HEAD = c15906b) and tried a build with Azul's ZuluFX

$ mvn --version
Apache Maven 3.8.1 (05c21c65bdfed0f71a2f2ada8b84da59348c4c5d)
Maven home: /Users/aalmiray/.sdkman/candidates/maven/current
Java version: 1.8.0_265, vendor: Azul Systems, Inc., runtime: /Users/aalmiray/.sdkman/candidates/java/8.0.265.fx-zulu/zulu-8.jdk/Contents/Home/jre
Default locale: en_US, platform encoding: UTF-8
OS name: "mac os x", version: "10.15.7", arch: "x86_64", family: "mac"

$ java -version
openjdk version "1.8.0_265"
OpenJDK Runtime Environment (Zulu 8.48.0.53-CA-macosx) (build 1.8.0_265-b11)
OpenJDK 64-Bit Server VM (Zulu 8.48.0.53-CA-macosx) (build 25.265-b11, mixed mode)

The miglayout-javafx module fails with

-------------------------------------------------------
 T E S T S
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Running org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest
Tests run: 8, Failures: 8, Errors: 0, Skipped: 0, Time elapsed: 3.813 sec <<< FAILURE!

Results :

Failed tests: 
  external(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<200.0> but was:<218.0>
  pack(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<140.0> but was:<144.0>
  size(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<1165.0> but was:<690.0>
  span(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<834.0> but was:<879.0>
  wrap(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<475.0> but was:<519.0>
  defaultLayout(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<453.0> but was:<496.0>
  twoChildBasicLayout(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<200.0> but was:<218.0>
  wrappingLabel(org.tbee.javafx.scene.layout.test.MigPaneInternalLayoutTest): expected:<48.0> but was:<52.0>

Tests run: 8, Failures: 8, Errors: 0, Skipped: 0