javaPackages: add upgraded packages

These are packages required to build Sourcetrail Java support

- maven-compiler-plugin 3.2
- plexus-compiler-api 2.4
- plexus-compiler-javac 2.4
- plexus-compiler-manager 2.4

pkgs/development/java-modules/plexus/compiler-manager.nix

@@ -11,4 +11,15 @@
     { type = "jar"; sha512 = "1r1sdj784x4zcnkaz840vsz36jn1p2j98c21nia56kcdl1njydjn714bsmdy816l6sdinkz4s196mm3hshmxhq8mkmf16wgxx8jnq94"; }
     { type = "pom"; sha512 = "3cpfnbgil6g0bgq0cjbq2ysfjdpl05fh72d9l9cnwbilcsaxcmzn1hgmmkvam2ih222nl82dy7n5020is3y05kiv0i4n4lcs5m0ia48"; }
   ];
+
+  plexusCompilerManager_2_4 = map (obj: fetchMaven {
+    version = "2.4";
+    artifactId = "plexus-compiler-manager";
+    groupId = "org.codehaus.plexus";
+    sha512 = obj.sha512;
+    type = obj.type;
+  }) [
+    { type = "jar"; sha512 = "2al10188nwrdmi9zk3bid4ijjfsa8ymh6m9hin5jsja7hx7anbvs3i2y7kall56h4qn7j1rj73f8499x3i2k6x53kszmksvd2a1pkd4"; }
+    { type = "pom"; sha512 = "2bb2yrvjxci7wx7ira5cnnzdmlzdx4fk59fddpnmvdgh06dmg7fbnjlyx73pn6b13ajjrjl7rgj26mqs2hid3c0p3ni6x1qsg9w3ip0"; }
+  ];
 }