JS: Update DataFlow tests

javascript/ql/test/library-tests/DataFlow/noBasicBlock.expected

@@ -1,3 +1,4 @@
+| file://:0:0:0:0 | global access path |
 | tst.js:1:10:1:11 | fs |
 | tst.js:1:10:1:11 | fs |
 | tst.js:1:20:1:23 | 'fs' |

javascript/ql/test/library-tests/DataFlow/sources.expected

@@ -3,6 +3,7 @@
 | eval.js:1:1:5:1 | functio ... eval`\\n} |
 | eval.js:3:3:3:6 | eval |
 | eval.js:3:3:3:16 | eval("x = 23") |
+| file://:0:0:0:0 | global access path |
 | sources.js:1:1:1:0 | this |
 | sources.js:1:1:1:12 | new (x => x) |
 | sources.js:1:6:1:6 | x |