Jdk24 codepoint : Adding Unicode and unihan files version 16.0.0 (#6046)

* File updates for Unicode 16

Codepoint test case requires the latest unicode file and unihan files as per the JDK version. As JDK24 has been updated to unicode 16.0.0, adding the corresponding files to codepoint test case as well.

For more information on unicode version update, please see OpenJDK 24 release notes.

* Codepoint testcase updates for Unicode 16

Codepoint test case requires the latest unicode file and unihan files as per the JDK version. As JDK24 has been updated to unicode 16.0.0, adding the corresponding files to codepoint test case as well.

For more information on unicode version update, please see OpenJDK 24 release notes.

* Enabling Codepoint testcase for linux

This commit enables codepoint test case for linux.

Author: rishabh-ibm

functional/MBCS_Tests/codepoint/data/README.txt

@@ -48,3 +48,10 @@ https://www.unicode.org/Public/15.1.0/ucd/UnicodeData.txt
 Unihan_IRGSources-15.1.0.txt was downloaded by following link.
 Unihan_IRGSources.txt was original name.
 https://www.unicode.org/Public/15.1.0/ucd/Unihan.zip
+
+UnicodeData-16.0.0.txt was downloaded by following link
+https://www.unicode.org/Public/16.0.0/ucd/UnicodeData.txt
+
+Unihan_IRGSources-16.0.0.txt was downloaded by following link.
+Unihan_IRGSources.txt was original name.
+https://www.unicode.org/Public/16.0.0/ucd/Unihan.zip