Override *.inc language classification (mono#267)

`alpha-premul-table.inc` is classified as PHP, that amounts to 13.4% of the code: https://user-images.githubusercontent.com/33230602/38056427-12c3094c-32e5-11e8-89db-0684b5608859.png With this override, linguist will classify the inc file as C.
iceteagroup · Mar 31, 2018 · e81a211 · e81a211
1 parent 44ecdb9
commit e81a211
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/.gitattributes b/.gitattributes
@@ -1,2 +1,2 @@
 *.sh	crlf=input
-
+*.inc	linguist-language=C