Remove QtConcurrent from list of Qt modules

Summary:
QtConcurrent isn't used any longer in swift code, so we can remove it
from the list of enabled modules. Disabling it causes the QtConcurrent
header path to be removed from the include paths and we no longer
unnecessarily link against it.

Reviewers: msutcliffe

Reviewed By: msutcliffe

Subscribers: jenkins

Differential Revision: https://dev.swift-project.org/D25

src/plugins/simulator/fs9/fs9.pro

@@ -1,6 +1,6 @@
 load(common_pre)
 
-QT       += core dbus gui network concurrent xml
+QT       += core dbus gui network xml
 
 TARGET = simulatorfs9
 TEMPLATE = lib

src/plugins/simulator/fscommon/fscommon.pro

@@ -1,6 +1,6 @@
 load(common_pre)
 
-QT       += core dbus concurrent xml network
+QT       += core dbus xml network
 
 TARGET = simulatorfscommon
 TEMPLATE = lib

src/plugins/simulator/fsx/fsx.pro

@@ -2,7 +2,7 @@ load(common_pre)
 
 REQUIRES += contains(BLACK_CONFIG,FSX)
 
-QT       += core dbus gui network concurrent xml
+QT       += core dbus gui network xml
 
 TARGET = simulatorfsx
 TEMPLATE = lib

src/plugins/simulator/fsxcommon/fsxcommon.pro

@@ -1,6 +1,6 @@
 load(common_pre)
 
-QT += core dbus concurrent xml network widgets
+QT += core dbus xml network widgets
 
 TARGET = simulatorfsxcommon
 TEMPLATE = lib

src/plugins/simulator/p3d/p3d.pro

@@ -2,7 +2,7 @@ load(common_pre)
 
 REQUIRES += contains(BLACK_CONFIG,P3D)
 
-QT       += core dbus gui network concurrent xml
+QT       += core dbus gui network xml
 
 TARGET = simulatorp3d
 TEMPLATE = lib