Merge #14701: build: Add CLIENT_VERSION_BUILD to CFBundleGetInfoString

8e20934 build: Add CLIENT_VERSION_BUILD to CFBundleGetInfoString (fanquake)

Pull request description:

  As mentioned in #14697, if you download the `0.17.0.1` dmg, and inspect the `.app` bundle, the version in the GetInfo string reads `0.17.0`, which is confusing given you're expecting `0.17.0.1`:
  <img width="391" alt="0 17 0 1" src="https://user-images.githubusercontent.com/863730/48300032-fbb54b00-e510-11e8-9bcd-77e1fffffc63.png">

  This PR adds `CLIENT_VERSION_BUILD` to the string, so that the full version number is displayed, i.e:
  <img width="327" alt="this pr" src="https://user-images.githubusercontent.com/863730/48300015-7893f500-e510-11e8-98b9-80424719a082.png">

Tree-SHA512: f553253d03283639cc4dda00c8004b5c63ae2b489762e5e8c666166e71b14e672792c1df678f87484d51d153b5781c5ec1b145774096600f504833024ae8baea

Author: laanwj

share/qt/Info.plist.in

@@ -17,7 +17,7 @@
   <string>APPL</string>
 
   <key>CFBundleGetInfoString</key>
-  <string>@CLIENT_VERSION_MAJOR@.@CLIENT_VERSION_MINOR@.@CLIENT_VERSION_REVISION@, Copyright © 2009-@COPYRIGHT_YEAR@ @COPYRIGHT_HOLDERS_FINAL@</string>
+  <string>@CLIENT_VERSION_MAJOR@.@CLIENT_VERSION_MINOR@.@CLIENT_VERSION_REVISION@.@CLIENT_VERSION_BUILD@, Copyright © 2009-@COPYRIGHT_YEAR@ @COPYRIGHT_HOLDERS_FINAL@</string>
 
   <key>CFBundleShortVersionString</key>
   <string>@CLIENT_VERSION_MAJOR@.@CLIENT_VERSION_MINOR@.@CLIENT_VERSION_REVISION@</string>