ORC-1260: Publish `shaded-protobuf` classifier artifacts
ORC-1260: Publish `shaded-protobuf` classifier artifacts

### What changes were proposed in this pull request?

Apache ORC has `nohive` classifier artifacts. This PR aims to add `shaded-protobuf` classifier artifacts additionally.

```
$ ls -al ~/.m2/repository/org/apache/orc/orc-core/1.9.0-SNAPSHOT
total 16472
drwxr-xr-x  11 dongjoon  staff      352 Aug 24 00:03 .
drwxr-xr-x   4 dongjoon  staff      128 Aug 24 00:03 ..
-rw-r--r--   1 dongjoon  staff      400 Aug 24 00:03 _remote.repositories
-rw-r--r--   1 dongjoon  staff     1743 Aug 24 00:03 maven-metadata-local.xml
-rw-r--r--   1 dongjoon  staff  3106139 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT-nohive.jar
-rw-r--r--   1 dongjoon  staff  2854127 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT-shaded-protobuf.jar
-rw-r--r--   1 dongjoon  staff   514669 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT-sources.jar
-rw-r--r--   1 dongjoon  staff   267487 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT-test-sources.jar
-rw-r--r--   1 dongjoon  staff   489298 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT-tests.jar
-rw-r--r--   1 dongjoon  staff  1166451 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT.jar
-rw-r--r--   1 dongjoon  staff    13628 Aug 24 00:03 orc-core-1.9.0-SNAPSHOT.pom
```

### Why are the changes needed?

To help the downstream projects choose the latest `protobuf-java`.

### How was this patch tested?

Pass the CIs.

Closes #1233 from dongjoon-hyun/ORC-1260.

Authored-by: Dongjoon Hyun <6ff48b33cbb828151035af58a92f18a39f1d1036@apache.org>
Signed-off-by: Dongjoon Hyun <6ff48b33cbb828151035af58a92f18a39f1d1036@apache.org>

apache/orc,apache/orc,apache/orc,apache/orc,apache/orc,apache/orc,apache/orc,apache/orc