explicitly omit QtWebEngineCore.la from packaging

.gitignore

@@ -7,3 +7,4 @@
 /qtwebengine-everywhere-src-5.12.4-clean.tar.xz
 /pulseaudio-12.2-headers.tar.gz
 /qtwebengine-everywhere-src-5.12.5-clean.tar.xz
+/qtwebengine-everywhere-src-5.12.6-clean.tar.xz

qt5-qtwebengine.spec

@@ -46,8 +46,8 @@
 
 Summary: Qt5 - QtWebEngine components
 Name:    qt5-qtwebengine
-Version: 5.12.5
-Release: 2%{?dist}
+Version: 5.12.6
+Release: 1%{?dist}
 
 # See LICENSE.GPL LICENSE.LGPL LGPL_EXCEPTION.txt, for details
 # See also http://qt-project.org/doc/qt-5.0/qtdoc/licensing.html
@@ -55,8 +55,8 @@ Release: 2%{?dist}
 License: (LGPLv2 with exceptions or GPLv3 with exceptions) and BSD and LGPLv2+ and ASL 2.0 and IJG and MIT and GPLv2+ and ISC and OpenSSL and (MPLv1.1 or GPLv2 or LGPLv2)
 URL:     http://www.qt.io
 # cleaned tarball with patent-encumbered codecs removed from the bundled FFmpeg
-# wget http://download.qt.io/official_releases/qt/5.12/5.12.5/submodules/qtwebengine-everywhere-src-5.12.5.tar.xz
-# ./clean_qtwebengine.sh 5.12.5
+# wget http://download.qt.io/official_releases/qt/5.12/5.12.6/submodules/qtwebengine-everywhere-src-5.12.6.tar.xz
+# ./clean_qtwebengine.sh 5.12.6
 Source0: qtwebengine-everywhere-src-%{version}-clean.tar.xz
 # cleanup scripts used above
 Source1: clean_qtwebengine.sh

sources

@@ -1,2 +1,2 @@
 SHA512 (pulseaudio-12.2-headers.tar.gz) = a5a9bcbb16030b3bc83cc0cc8f5e7f90e0723d3e83258a5c77eacb32eaa267118a73fa7814fbcc99a24e4907916a2b371ebb6dedc4f45541c3acf6c834fd35be
-SHA512 (qtwebengine-everywhere-src-5.12.5-clean.tar.xz) = 62b88f5710a16e8e5770d6a38f24f3f4355a1d7559f8a80906bc5d3b3214a8cb0600943a78770bc625f8a8b2e35a338c45325035f6bced259b39edba5f96f7b6
+SHA512 (qtwebengine-everywhere-src-5.12.6-clean.tar.xz) = 1f4cc91870b669b373064070f0e8802235213e15f3e474f21bf291d3103212518486183d68ef64cf1736cfe40688f8b667da2e26781f8b75239cb8ee172ae928