Update .gitignore

Update .gitignore file to include LICENSE file in the repository

Author: jht3QAQ

.gitignore

@@ -42,6 +42,7 @@
 !/*.gitignore
 ##
 !*.md
+!LICENSE
 !*.qpf
 !*.qsf
 !*.qws
@@ -60,4 +61,4 @@
 
 !*.tcl
 
-# End of https://www.toptal.com/developers/gitignore/api/alteraquartusii
+# End of https://www.toptal.com/developers/gitignore/api/alteraquartusii