HIVE-29455: Normalize Java license headers, part 2 - license source line

[okumin]

What changes were proposed in this pull request?

Align headers with asf.header.

Why are the changes needed?

Our quality gates report a non-obvious error when a new file has a non-aligned header. See also the following ticket.

https://issues.apache.org/jira/browse/HIVE-29455

Does this PR introduce any user-facing change?

No.

How was this patch tested?

Put the following checkstyle/checkstyle.xml, and then ran mvn checkstyle:check.

<module name="Checker">
  <!-- HIVE-29245: An incremental process to normalize headers. We will finally remove the following one -->
  <module name="RegexpHeader">
    <property name="severity" value="error"/>
    <property name="headerFile" value="${config_loc}/asf.header.incremental"/>
    <property name="fileExtensions" value="java"/>
    <property name="multiLines" value="2,4"/>
  </module>
</module>

Review instruction

This PR includes three changes.

1. Updatge the transient expected file, i.e., asf.header.incremental
2. Align indentes with the following command
3. Update irregular files that violate the new asf.header.incremental

You can reproduce the second commit with the following command.

find . -path "./iceberg" -prune -o -type f -name "*.java" -print0 | \
while IFS= read -r -d '' file; do
  perl -i -pe '
    if ($. <= 11 && m{^ \* +http://www\.apache\.org/licenses/LICENSE-2\.0\n$} && !m{^ \* {5}http://www\.apache\.org/licenses/LICENSE-2\.0\n$}) {
      $_ = " *     [http://www.apache.org/licenses/LICENSE-2.0\n](http://www.apache.org/licenses/LICENSE-2.0/n)";
    }
  ' "$file"
done

This PR changes mostly only whitespaces, so you can use the -w option to make your review easier.

gh pr checkout 6313 -R apache/hive
git diff master...HEAD -w

[sonarqubecloud]

Quality Gate passed

Issues
52 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[okumin]

@difin PTAL when you have a chance. Please read Review instruction in the description to make it easy