e2e: update tests

The derrors package was changed recently, so the snapshots need to be
updated.

Change-Id: I32b14b9f9bb127af0b5489198a4c9c0cf2331be2
Reviewed-on: https://go-review.googlesource.com/c/pkgsite/+/317193
Trust: Julie Qiu <julie@golang.org>
Run-TryBot: Julie Qiu <julie@golang.org>
Reviewed-by: Jonathan Amsterdam <jba@google.com>

e2e/__snapshots__/unit-details.test.ts.snap

@@ -570,6 +570,34 @@ Object {
       "name": "(\\"shedding load\\")",
       "role": "text",
     },
+    Object {
+      "name": "// Cleaned indicates that the module version was cleaned from the DB and",
+      "role": "text",
+    },
+    Object {
+      "name": "// shouldn't be reprocessed.",
+      "role": "text",
+    },
+    Object {
+      "name": "Cleaned =",
+      "role": "text",
+    },
+    Object {
+      "name": "errors",
+      "role": "link",
+    },
+    Object {
+      "name": ".",
+      "role": "text",
+    },
+    Object {
+      "name": "New",
+      "role": "link",
+    },
+    Object {
+      "name": "(\\"cleaned\\")",
+      "role": "text",
+    },
     Object {
       "name": "// Unknown indicates that the error has unknown semantics.",
       "role": "text",