[SEDONA-398] Add RS_AddBand

[furqaankhan]

Did you read the Contributor Guide?

• Yes, I have read Contributor Rules and Contributor Development Guide

Is this PR related to a JIRA ticket?

• Yes, the URL of the associated JIRA ticket is https://issues.apache.org/jira/browse/SEDONA-398. The PR name follows the format [SEDONA-XXX] my subject.

What changes were proposed in this PR?

• Add RS_AddBand
• Add Number[] instead of double[] to support generics that are numeric
• Move copyRasterAndAppendBand & copyRasterAndReplaceBand to RasterUtils
• Reorder subsection 'Raster based operators' in Raster-operations.md

How was this patch tested?

• Passed existing and new tests

Did this PR include necessary documentation updates?

• Yes, I have updated the documentation update.