iOS nightly builds were failing with :
```
07:54:15 The following build commands failed:
07:54:15 PhaseScriptExecution Run\ Script /Users/jenkins/Library/Developer/Xcode/DerivedData/
StatusIm-hasrsefeolwghadhqaakilqvfzrk/Build/Intermediates.noindex/ArchiveIntermediates/StatusIm/
IntermediateBuildFilesPath/StatusIm.build/Release-iphoneos/StatusIm.build/
Script-E3914A731DF919ED00EBB515.sh (in target 'StatusIm' from project 'StatusIm')
07:54:15 (1 failure)
07:54:15 [05:24:14]: Exit status: 65
.
.
.
07:54:15 [05:24:14]: ▸ /bin/sh -c /Users/jenkins/Library/Developer/Xcode/DerivedData/
StatusIm-hasrsefeolwghadhqaakilqvfzrk/Build/Intermediates.noindex/ArchiveIntermediates/StatusIm/
IntermediateBuildFilesPath/StatusIm.build/Release-iphoneos/StatusIm.build/
Script-E3914A731DF919ED00EBB515.sh
07:54:15 [05:24:14]: ▸ /Users/jenkins/Library/Developer/Xcode/DerivedData/
StatusIm-hasrsefeolwghadhqaakilqvfzrk/Build/Intermediates.noindex/ArchiveIntermediates/StatusIm/
IntermediateBuildFilesPath/StatusIm.build/Release-iphoneos/StatusIm.build/
Script-E3914A731DF919ED00EBB515.sh: line 2: ./logs/set_xcode_version.log: No such file or directory
07:54:15 [05:24:14]: ▸ Command PhaseScriptExecution failed with a nonzero exit code
```
In this commit the path to the logfile `set_xcode_version.log` has been fixed.
df0e9313da