qt5: Update version from 5.12.5 to 5.14.0

Remove the hack, as libevent was fixed in commit 0132473 (libev: Fix
includedir).

qt5.be0

@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION qt5-5.12.5-0
+# BEE_VERSION qt5-5.14.0-0
 
 SRCURL[0]="https://download.qt.io/archive/qt/${PKGVERSION[2]}/${PKGVERSION}/single/qt-everywhere-src-${PKGVERSION}.tar.xz"
 
@@ -16,12 +16,6 @@ PREFIX=/usr/local/qt5
 #     start_cmd rm -rf ${S}/qtweb*
 # }
 
-# At the time of building the system libevent is a complete mess. But it also makes
-# sense to keep this in future builds.
-mee_configure_pre() {
-    start_cmd sed -e '/webengine-system-libevent/ s/=true\s*$/=false/' -i ${S}/qtwebengine/src/core/config/linux.pri
-}
-
 mee_configure() {
     start_cmd ${S}/configure \
         -prefix ${PREFIX} \