revise copier.yml

Author: ahms5

copier.yml

@@ -1,12 +1,11 @@
 project_slug:
     type: str
     help: "The slug of the project (used in package names, etc.)"
-    default: "pyfar_package"
 
 project_long_description:
     type: str
     help: "A long description of the project"
-    default: "A Python package for audio signal processing and acoustics."
+    default: ""
 
 git_username:
     type: str