HV-2051 Use import-order file for sorting imports instead of a string

Author: marko-bekhta

build/build-config/src/main/resources/hibernate_validator_style.importorder

@@ -0,0 +1,16 @@
+#Organize Import Order
+# Import this file in Window -> Preferences -> Java -> Code Style -> Organize Imports -> Import...
+# java,javax,jakarta,org.openjdk.jmh,org.hibernate,org.hibernate.testing,org.hibernate.test,org.junit,org.jboss,com,javafx.beans
+0=\#
+1=java
+2=javax
+3=jakarta
+4=org.openjdk.jmh
+5=org.hibernate
+6=org.hibernate.testing
+7=org.hibernate.test
+8=org.junit
+9=org.jboss
+10=com
+11=javafx.beans
+12=

pom.xml

@@ -1516,8 +1516,7 @@
                             </indent>
 
                             <importOrder>
-                                <!-- you can use an empty string for all the imports you didn't specify explicitly, '|' to join group without blank line, and '\#` prefix for static imports. -->
-                                <order>\#,java,javax,jakarta,org.openjdk.jmh,org.hibernate,org.hibernate.testing,org.hibernate.test,org.junit,org.jboss,com,javafx.beans,</order>
+                                <file>hibernate_validator_style.importorder</file>
                             </importOrder>
                             <trimTrailingWhitespace/>
                             <endWithNewline/>