[Wiki] Fix ReleaseNotes for joynr 1.7.0
[Wiki] Fix ReleaseNotes for joynr 1.7.0

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bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr,bmwcarit/joynr