[1330] missing EXTRA_DIST

src/lib/datasrc/tests/Makefile.am

@@ -78,3 +78,4 @@ EXTRA_DIST += testdata/test-root.sqlite3
 EXTRA_DIST += testdata/test.sqlite3
 EXTRA_DIST += testdata/test.sqlite3.nodiffs
 EXTRA_DIST += testdata/rwtest.sqlite3
+EXTRA_DIST += testdata/diffs.sqlite3