More shortening of thanks file

thanks-for-fixes.md

@@ -23,9 +23,9 @@ work with macOS (some being **very complicated** like
 where possible dead links or removing them, typo/consistency fixes, improving
 **ALL _Makefiles_** and writing [sgit](https://github.com/xexyl/sgit) that we
 installed locally and used to easily run `sed` on files in the repository to
-help build the website.  **Thank you very much** for your extensive efforts in
-helping improve the IOCCC presentation of past IOCCC winners and making many
-many past entries work with modern systems!
+help build the website. **Thank you very much** for your extensive efforts in
+helping improve the IOCCC presentation of past IOCCC winners and fixing many
+many past entries for modern systems!
 
 [Yusuke Endoh](https://www.ioccc.org/winners.html#Yusuke_Endoh) supplied a
 number of important bug fixes to a number of past IOCCC winners. Some of those