simplify .gitattributes [ci skip]

Author: stone-zeng

.gitattributes

@@ -1,21 +1,5 @@
-# Set the default behavior, in case people don't have core.
-* text eol=lf
-
-# Explicitly declare text files you want to always be normalized and converted
-# to native line endings on checkout.
-
-# Declare files that will always have LF line endings on checkout.
-*.sh  text eol=lf
-
-# Declare files that will always have CRLF line endings on checkout.
+*     text eol=lf
 *.bat text eol=crlf
-*.wl  text eol=crlf
-
-# Denote all files that are truly binary and should not be modified.
-*.ai   binary
-*.caj  binary
-*.doc  binary
-*.docx binary
-*.pdf  binary
-*.png  binary
-*.fmt  binary
+*.pdf binary
+*.png binary
+*.lvt linguist-language=tex