fix testnum

Author: ben-schwen

inst/tests/tests.Rraw

@@ -13704,7 +13704,7 @@ test(1962.055, fsort(as.double(DT$a), internal = TRUE),
 # coverage for fsort #7239
 set.seed(1)
 x = as.double(sample(0:(2^20), size = 1e6, replace = TRUE))
-test(1962.056, sort(x), fsort(x))
+test(1962.0551, sort(x), fsort(x))
 
 l = as.list(DT)
 test(1962.056, setorder(l, a), error = 'x must be a data.frame or data.table')