To hide the link in question, delete the following lines of code in the customer_account.xml file:
The customer_account.xml file can be located via one of the below paths.
1. If the module was uploaded manually:
app/code/Amasty/Blog/view/frontend/layout/customer_account.xml
2. If the module was installed via composer:
vendor/amasty/blog/view/frontend/layout/customer_account.xml