manually bump version of imglib2 to 3.1.1

can be removed after pom-imagej has been released

Author: simonschmid

autogen/pom.xml

@@ -35,6 +35,7 @@
 			knip-ops should be gone soon -->
 		<knip-tmp-imglib2-ops.version>0.4.1</knip-tmp-imglib2-ops.version>
 		<knip-trackmate-fork.version>2.7.3</knip-trackmate-fork.version>
+		<imglib2.version>3.1.1</imglib2.version>
 
 		<trove4j.version>3.0.3</trove4j.version>
 		<commons-collections.version>3.2.1</commons-collections.version>