update README

Author: joshuabmoore

README.md

@@ -70,7 +70,7 @@ Once you have installed _pyspi_, you can learn how to apply the package by check
 - [Finance: stock price time series](https://time-series-features.gitbook.io/pyspi/usage/walkthrough-tutorials/finance-stock-price-time-series)
 
 
-- [Neuroimaging: fMRI time series)](https://time-series-features.gitbook.io/pyspi/usage/walkthrough-tutorials/neuroimaging-fmri-time-series)
+- [Neuroimaging: fMRI time series](https://time-series-features.gitbook.io/pyspi/usage/walkthrough-tutorials/neuroimaging-fmri-time-series)
 
 ### Advanced Usage
 For advanced users, we offer several additional guides in the [full documentation](https://time-series-features.gitbook.io/pyspi/usage/advanced-usage) on how you can distribute your _pyspi_ jobs across PBS clusters, as well as how you can construct your own subsets of SPIs.