Merge #10273: [scripts] Minor improvements to `macdeployqtplus` script.

e8babc4 Use `with` in `macdeployqtplus` script. (Chris Gavin)
4f3ac7d Remove unused variable from `macdeployqtplus` script. (Chris Gavin)

Tree-SHA512: 0259506b36f3bfcc64ada951dcd4fdab1611ef76a39f92effd1163b6d8fab06bdbf50784b4b22f8b1483697c3029c12cfee5372b442ab445887ac4f928f6de80

contrib/macdeploy/macdeployqtplus

@@ -302,7 +302,6 @@ def copyFramework(framework, path, verbose):
         if os.path.exists(fromContentsDir):
             toContentsDir = os.path.join(path, framework.destinationVersionContentsDirectory)
             shutil.copytree(fromContentsDir, toContentsDir, symlinks=True)
-            contentslinkfrom = os.path.join(path, framework.destinationContentsDirectory)
             if verbose >= 3:
                 print("Copied Contents:", fromContentsDir)
                 print(" to:", toContentsDir)
@@ -675,9 +674,8 @@ else:
 if verbose >= 2:
     print("+ Installing qt.conf +")
 
-f = open(os.path.join(applicationBundle.resourcesPath, "qt.conf"), "wb")
-f.write(qt_conf.encode())
-f.close()
+with open(os.path.join(applicationBundle.resourcesPath, "qt.conf"), "wb") as f:
+    f.write(qt_conf.encode())
 
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