Bug 1668986 - Update metadata. a=testonly

testing/web-platform/meta/css/css-overflow/overflow-recalc-001.html.ini

@@ -1,3 +1,3 @@
 [overflow-recalc-001.html]
   expected:
-    if (processor == "x86") and debug: FAIL
+    if (processor == "x86") and debug: ["PASS", "FAIL"]

testing/web-platform/meta/css/css-overflow/text-overflow-ellipsis-rtl-001.html.ini

@@ -1,3 +1,3 @@
 [text-overflow-ellipsis-rtl-001.html]
   expected:
-    if (processor == "x86") and debug: FAIL
+    if (processor == "x86") and debug: ["PASS", "FAIL"]

testing/web-platform/meta/intersection-observer/same-origin-grand-child-iframe.sub.html.ini

@@ -1,6 +1,6 @@
 [same-origin-grand-child-iframe.sub.html]
   expected:
-    if fission and debug: CRASH
+    if fission and debug: ["OK", "CRASH"]
   [rootBounds in a same-origin iframe in the case where there is a cross-origin iframe in between the top document and the same origin iframe]
     expected:
       if fission and (os == "linux"): ["PASS", "FAIL"]