qt5base: add 3rdparty/harfbuzz-ng license file hash

Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

package/qt5/qt5base/qt5base.hash

@@ -11,3 +11,4 @@ sha256 0dbe024961f6ab5c52689cbd036c977975d0d0f6a67ff97762d96cb819dd5652 LICENSE.
 sha256 68afaf3392f8c04218fbf29db43cc0b18bf651c1db086556aa584046de9f3e35 LICENSE.LGPLv3
 sha256 ed8742a95cb9db653a09b050e27ccff5e67ba69c14aa2c3137f2a4e1892f6c0d LICENSE.FDL
 sha256 8fdefa0b45d9f791f687da6c2c4c83c1b701aaee2c08008f55d522af214b88f0 header.BSD
+sha256 2a886915de4f296cdae5ed67064f86dba01d0c55286d86e8487f2a5caaf40216 src/3rdparty/harfbuzz-ng/COPYING