package/ncurses: fix legal info

Commit a38a30eb3a46570705642dc37235ddcc1471b434 forgot to update hash of
COPYING (update in year)

Fixes:
 - http://autobuild.buildroot.org/results/18ed032d1b7e0492ed90f09873cd260997c1deae

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/ncurses/ncurses.hash

@@ -62,4 +62,4 @@ sha256  32dc21b671ead8b199d66111ebd3404e8cd5f8c4ca5587cfeb5c6a4913b2d103  ncurse
 sha256  8fe3bcacaea784ac7971e102a8eb8ca58c4c2c4c13c1ec33f32334600b9e4f56  ncurses-6.3-20221203.patch.gz
 
 # Locally computed
-sha256  4d1fde61868c73776a539366dccf5d5a4857e7fd7299efb1f02e07c2afe9ea87  COPYING
+sha256  63de87399e9fc8860236082b6b0520e068e9eb1fad0ebd30202aa30bb6f690ac  COPYING