internal: fix TestParseCorpusFile

Change-Id: Ib67bd506eb868afd178a46a639d43c7e9b43f4a6
Reviewed-on: https://go-review.googlesource.com/c/pkgsite-metrics/+/465221
Reviewed-by: Julie Qiu <julieqiu@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Julie Qiu <julieqiu@google.com>
Run-TryBot: Julie Qiu <julieqiu@google.com>
Reviewed-by: Jonathan Amsterdam <jba@google.com>
diff --git a/internal/scan/parse_test.go b/internal/scan/parse_test.go
index 1fc2483..5397e8f 100644
--- a/internal/scan/parse_test.go
+++ b/internal/scan/parse_test.go
@@ -138,8 +138,6 @@
 }
 
 func TestParseCorpusFile(t *testing.T) {
-	t.Skip()
-
 	const file = "testdata/modules.txt"
 	got, err := ParseCorpusFile(file, 1)
 	if err != nil {
diff --git a/internal/testdata/modules.txt b/internal/scan/testdata/modules.txt
similarity index 100%
rename from internal/testdata/modules.txt
rename to internal/scan/testdata/modules.txt