fix(filesinput): issue with manual input

+af_tools/+utils/parsefileinputs.m

@@ -36,6 +36,8 @@ function [filenames, filepaths, idxOpts] = parsefileinputs(optList, filetype, va
         ext = ['*', filetype];
         [filenames, filepaths] = uigetfile(ext, 'Select all dat-files to aggregate', ...
                                            'MultiSelect', 'on');
+        filepaths = repmat(string(filepaths), 1, length(filenames));
+
         idxOpts = 1;
     else
         idxOpts = 2;