Added .neon files to ignore export. (#338)

* Added .neon files to ignore export.

* Added tools directory to export ignore.

* Better reordering of the gitattributes list

---------

Co-authored-by: Victor Bocharsky <bocharsky.bw@gmail.com>

.gitattributes

@@ -1,8 +1,10 @@
-/docs export-ignore
 /.github export-ignore
+/docs export-ignore
 /tests export-ignore
+/tools export-ignore
 .gitattributes export-ignore
 .gitignore export-ignore
+.neon export-ignore
 .php_cs.dist export-ignore
 phpunit.xml.dist export-ignore
 psalm.xml export-ignore