Update pom-scijava-base parent to 9.0.0

Author: ctrueden

pom.xml

@@ -5,12 +5,12 @@
 	<parent>
 		<groupId>org.scijava</groupId>
 		<artifactId>pom-scijava-base</artifactId>
-		<version>8.1.1</version>
+		<version>9.0.0</version>
 		<relativePath />
 	</parent>
 
 	<artifactId>pom-scijava</artifactId>
-	<version>27.0.2-SNAPSHOT</version>
+	<version>28.0.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<name>SciJava Parent POM</name>