Update outcome_tourism_electronic_travel_authorisation.erb

Fixed a broken link.
Changed:
 %You may want to [apply for a Standard Visitor](standard-visitor/apply-standard-visitor-visa)
To:
 %You may want to [apply for a Standard Visitor](/standard-visitor/apply-standard-visitor-visa)

app/flows/check_uk_visa_flow/outcomes/outcome_tourism_electronic_travel_authorisation.erb

@@ -8,7 +8,7 @@
   - an [electronic travel authorisation (ETA)](/guidance/apply-for-an-electronic-travel-authorisation-eta)
   - a [Standard Visitor visa](/standard-visitor)
 
-  %You may want to [apply for a Standard Visitor](standard-visitor/apply-standard-visitor-visa) visa if you have a criminal record or you’ve previously been refused entry into the UK.
+  %You may want to [apply for a Standard Visitor](/standard-visitor/apply-standard-visitor-visa) visa if you have a criminal record or you’ve previously been refused entry into the UK.
 
   ##What you can and cannot do