[spirv-reader] remove redundant disabled test

ClassifyCFGEdges_Forward_LoopToContinue is already covered via
ClassifyCFGEdges_LoopContinue_LoopBodyToContinue and ...ConditionalFromNestedIf
and other LoopContinue cases

Bug: tint:3
Change-Id: I4a89a82c0c9a08939036a20f13932c18e1f90df6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/21560
Reviewed-by: dan sinclair <dsinclair@google.com>
diff --git a/src/reader/spirv/function_cfg_test.cc b/src/reader/spirv/function_cfg_test.cc
index 7bf0906..6026c75 100644
--- a/src/reader/spirv/function_cfg_test.cc
+++ b/src/reader/spirv/function_cfg_test.cc
@@ -5683,10 +5683,6 @@
   EXPECT_EQ(bi->succ_edge[30], EdgeKind::kForward);
 }
 
-TEST_F(SpvParserTest, DISABLED_ClassifyCFGEdges_Forward_LoopToContinue) {
-  FAIL();
-}
-
 TEST_F(SpvParserTest,
        ClassifyCFGEdges_DomViolation_BeforeIfToSelectionInterior) {
   auto assembly = CommonTypes() + R"(