depends: update qt 5.12 url to archive location

QT 5.12 cannot be downloaded from https://download.qt.io/official_releases/qt/ It can be access from https://download.qt.io/archive/qt/

(cherry picked from commit 28fc72f)

Author: BlackcoinDev

depends/packages/qt.mk

@@ -1,6 +1,6 @@
 PACKAGE=qt
 $(package)_version=5.12.11
-$(package)_download_path=https://download.qt.io/official_releases/qt/5.12/$($(package)_version)/submodules
+$(package)_download_path=https://download.qt.io/archive/qt/5.12/$($(package)_version)/submodules
 $(package)_suffix=everywhere-src-$($(package)_version).tar.xz
 $(package)_file_name=qtbase-$($(package)_suffix)
 $(package)_sha256_hash=1c1b4e33137ca77881074c140d54c3c9747e845a31338cfe8680f171f0bc3a39