Update .gitignore

Author: EkremDincel

.gitignore

@@ -1,7 +1,4 @@
-# only used for local linkchecking
-# build/linkcheck/
-
-build/
+*.exe
 
 # https://github.com/github/gitignore/blob/master/Python.gitignore
 # Byte-compiled / optimized / DLL files
@@ -14,7 +11,7 @@ __pycache__/
 
 # Distribution / packaging
 .Python
-# build/
+build/
 develop-eggs/
 dist/
 downloads/