Update Changelog.md

Changelog.md

@@ -57,7 +57,7 @@ Some of the logged changes might apply to Features that will be unlocked in the
 
   ##### Hotfixes released during the last cycle
   - enabled pageforwarding from the old NHR domain (jards-nhr.itc.rwth-aachen.de) to the new domain (jards.nhr-verein.de)
-      - This may affect API calls using the old domain, as curl requests require explitly enabling forwarding!
+      - This may affect API calls using the old domain, as curl requests require explicitly enabling forwarding!
 
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