.gitignore: ignore benchmark/bm_require.data

Followup-to r58562 in SVN

* .gitignore: ignore benchmark/bm_require.data

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58563 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

.gitignore

@@ -119,6 +119,7 @@ y.tab.c
 /yasmdata.rb
 
 # /benchmark/
+/benchmark/bm_require.data
 /benchmark/bmx_*.rb
 /benchmark/fasta.output.*
 /benchmark/wc.input