[maven-release-plugin] prepare release croissant-0.1.1

pom.xml

@@ -4,7 +4,7 @@
 
   <groupId>io.gdcc.export</groupId>
   <artifactId>croissant</artifactId>
-  <version>0.1.1-SNAPSHOT</version>
+  <version>0.1.1</version>
   <packaging>jar</packaging>
   <name>Croissant Exporter for Dataverse</name>
   <description>Croissant is a high-level format for machine learning datasets.</description>
@@ -29,7 +29,7 @@
   <scm>
     <connection>scm:git:https://github.com/gdcc/exporter-croissant.git</connection>
     <developerConnection>scm:git:git@github.com:gdcc/exporter-croissant.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>croissant-0.1.1</tag>
     <url>https://github.com/gdcc/exporter-croissant</url>
   </scm>
 
@@ -123,8 +123,8 @@
         <version>2.36.0</version>
         <configuration>
           <java>
-            <importOrder></importOrder>
-            <removeUnusedImports></removeUnusedImports>
+            <importOrder />
+            <removeUnusedImports />
             <googleJavaFormat>
               <version>1.15.0</version>
               <style>AOSP</style>
@@ -135,7 +135,7 @@
             <includes>
               <include>pom.xml</include>
             </includes>
-            <sortPom></sortPom>
+            <sortPom />
           </pom>
         </configuration>
       </plugin>