fix: ui-predicate-core bring back 100% coverage

(don't use the compiled lib to run the tests.... even (indeed) that we might want to use it instead)

Author: FGRibreau

packages/ui-predicate-core/src/PredicateCore.test.js

@@ -12,7 +12,7 @@ const {
     LogicalType,
   },
   errors,
-} = require('..');
+} = require('./index');
 
 const { prop } = require('ramda');