Update bundled libtiff to version 4.0.3

This updates libtiff.pri and 3rdparty/libtiff to the current state in
the Qt 5 qtimageformats module, commit
c3035a1655090b0f6b194fb8a7586c013ef24f6a. The patch history relative
to upstream 4.0.3 is available in that module.

Change-Id: I70d278081c62ba179c5f9658a0d59313c77ba415
Reviewed-by: Liang Qi <[email protected]>
Reviewed-by: Lars Knoll <[email protected]>

Author: Eirik Aavitsland

src/3rdparty/libtiff.pri

@@ -34,10 +34,9 @@ SOURCES += \
     $$PWD/libtiff/libtiff/tif_write.c \
     $$PWD/libtiff/libtiff/tif_zip.c
 
-wince*:       SOURCES += $$PWD/../corelib/kernel/qfunctions_wince.cpp \
-                         $$PWD/libtiff/libtiff/tif_wince.c
+wince*:       SOURCES += $$PWD/libtiff/libtiff/tif_win32.c
 win32:        SOURCES += $$PWD/libtiff/libtiff/tif_win32.c
 else:         SOURCES += $$PWD/libtiff/libtiff/tif_unix.c
-symbian:      SOURCES += $$PWD/libtiff/port/lfind.c
+android:      SOURCES += $$PWD/libtiff/port/lfind.c
 
 include($$PWD/zlib_dependency.pri)