Fix #274: add proper module-info.java handling

pom.xml

@@ -62,7 +62,6 @@ https://stackoverflow.com/questions/16302247/maven-property-project-artifact-sel
     <dependency>
       <groupId>org.junit.jupiter</groupId>
       <artifactId>junit-jupiter</artifactId>
-      <version>${version.junit5}</version>
       <scope>test</scope>
     </dependency>
   </dependencies>
@@ -99,11 +98,6 @@ https://stackoverflow.com/questions/16302247/maven-property-project-artifact-sel
 
   <build>
     <plugins>
-      <plugin>
-        <groupId>org.moditect</groupId>
-        <artifactId>moditect-maven-plugin</artifactId>
-      </plugin>
-
       <!-- 08-Nov-2019, tatu: Copied from
            https://github.com/stephenc/git-timestamp-maven-plugin/blob/master/pom.xml#L327-L337
          -->

release-notes/VERSION

@@ -12,4 +12,5 @@ mostly)
 3.0 (not yet released)
 
 #272: Require JDK17 for jackson-annotations 3.0 for proper `module-info.java`
+#274: Change 3.0 to use `module-info.java` directly for build (instead of via Moditect)
 - Change `JsonInclude.value`, `JsonInclude.content` to `USE_DEFAULTS` (from `ALWAYS`)

src/main/java/module-info.java

@@ -0,0 +1,5 @@
+//  Jackson 3.x module-info for jackson-annotations Main artifact
+module com.fasterxml.jackson.annotation {
+    // Might not be required beyond exports but just in case:
+    opens com.fasterxml.jackson.annotation;
+}