Bump upper bounds and prepare 0.7.0.1

• Bump upper bound of containers to 0.8
• Bump upper bound of filepath to 1.6

Fixes #13 (closed)

changelog.md

 # Changelog for [`hpc` package](http://hackage.haskell.org/package/hpc)
 
+## 0.7.0.1 *January 2024*
+
+  * Bump upper bounds of dependencies on filepath and containers libraries.
+
 ## 0.7.0.0 *August 2023* 
 
   * The function `readMix` no longer uses lazyIO to read `.mix` files, which is consistent with the behaviour of the `readTix` function.