[DRE-maint] Bug#799078: don't overwrite copyright, watch or description with dh-make-ruby -w

[Pirate Praveen]

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

package: gem2deb
severity: wishlist
version: 0.21.1

don't overwrite copyright and watch files with -w option to
dh-make-ruby. Also don't overwrite description.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
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=/MpR
-----END PGP SIGNATURE-----