Update eligibility-signposting-api.yaml

Small spelling correction

Author: jhadfield-NHS

specification/eligibility-signposting-api.yaml

@@ -463,7 +463,7 @@ paths:
                         suitabilityRules: []
                         actions:
                           - actionType: "InfoText"
-                            actionCode: "HealtchareProInfo"
+                            actionCode: "HealthcareProInfo"
                             description: "##If you think you need this vaccine\nSpeak to your healthcare professional if you think you should be offered this vaccination."
         '400':
           description: Invalid input data.