Revert "Fix ${user.home} path"

This reverts commit 797f10c.

Author: Ahmad-Diab

server/userservice/src/main/resources/application.yaml

@@ -38,4 +38,4 @@ spring:
 
 jwt:
   secret:
-    file: ${JWT_SECRET_DIR:${user.home}/mentorpulse-certificates}/jwt-secret.key
+    file: ${JWT_SECRET_DIR:/home/cnf/mentorpulse-certificates}/jwt-secret.key