(RE_CHECK): Added missing space

tests/sparse01.at

@@ -42,7 +42,7 @@ cmp sparsefile directory/sparsefile
 RE_CHECK([stdout],
 [separator
 -rw-r--r-- [^ ][^ ]*  *1000 [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9] [0-9][0-9]:[0-9][0-9] begin
--rw-r--r-- [^ ][^ ]*  *10344448[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9] [0-9][0-9]:[0-9][0-9] sparsefile
+-rw-r--r-- [^ ][^ ]*  *10344448 [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9] [0-9][0-9]:[0-9][0-9] sparsefile
 -rw-r--r-- [^ ][^ ]*  *1000 [0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9] [0-9][0-9]:[0-9][0-9] end
 separator
 sparsefile 10344448