key warning fixed.

Kai Reinhard

08.03.2019 f0c4749299c9c78a8a20632581f73906334aac60

key warning fixed.

 borgbutler-webapp/src/components/views/jobs/Job.jsx

@@ -58,7 +58,7 @@
        }
        let environmentVariables = '';
        if (job.environmentVariables && Array.isArray(job.environmentVariables)) {
            environmentVariables = job.environmentVariables.map((variable, index) => <React.Fragment>
            environmentVariables = job.environmentVariables.map((variable, index) => <React.Fragment key={index}>
                export &quot;{variable}&quot;;<br/>
            </React.Fragment>)
        }