QtcProcess: Forward declare QTextCodec

No need to include it in the QtcProcess header.

Change-Id: Ie1acfeaad332bbd2205f3457ad313d9fabed69b7
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: hjk <hjk@qt.io>

src/libs/utils/qtcprocess.h

@@ -32,11 +32,11 @@
 #include "processutils.h"
 
 #include <QProcess>
-#include <QTextCodec>
 
 #include <functional>
 
 QT_FORWARD_DECLARE_CLASS(QDebug)
+QT_FORWARD_DECLARE_CLASS(QTextCodec)
 
 class tst_QtcProcess;
 

src/plugins/android/androidsdkmanager.cpp

@@ -40,6 +40,7 @@
 #include <QReadWriteLock>
 #include <QRegularExpression>
 #include <QSettings>
+#include <QTextCodec>
 
 #ifdef WITH_TESTS
 #   include <QTest>

src/plugins/projectexplorer/msvctoolchain.cpp

@@ -53,6 +53,7 @@
 #include <QLoggingCategory>
 #include <QRegularExpression>
 #include <QSettings>
+#include <QTextCodec>
 #include <QVector>
 #include <QVersionNumber>