Revert "Revert "[WFLY-2047] org.jboss.as.connector module needs sun.jdk module dependency""

This fix is harmless, even if not strictly "correct", and it solves real-world problems.  There was no good reason to revert this commit in the first place.

This reverts commit 9a3b000767c018a681a4858a84aae20a0b8c7310.
The original revert reverted 88756ddb1061660cb.
Merge pull request #5785 from dmlloyd/connector-sun.jdk

Revert "Revert "[WFLY-2047] org.jboss.as.connector module needs sun.jdk module dependency""