remove setTimeout calls (by replacing rli.close() with fi.end())

Author: dario-piotrowicz

test/parallel/test-readline-promises-interface.js

@@ -204,9 +204,7 @@ function assertCursorRowsAndCols(rli, rows, cols) {
     fi.emit('data', character);
   }
   fi.emit('data', '\n');
-  setTimeout(() => {
-    rli.close();
-  }, common.platformTimeout(100));
+  fi.end();
 }
 
 // \t when there is no completer function should behave like an ordinary

test/parallel/test-readline-promises-tab-complete.js

@@ -80,9 +80,7 @@ if (process.env.TERM === 'dumb') {
           output = '';
         });
       }
-      setTimeout(() => {
-        rli.close();
-      }, common.platformTimeout(100));
+      fi.end();
     });
   });
 });
@@ -116,7 +114,5 @@ if (process.env.TERM === 'dumb') {
     assert.match(output, /^Tab completion error: Error: message/);
     output = '';
   });
-  setTimeout(() => {
-    rli.close();
-  }, common.platformTimeout(100));
+  fi.end();
 }