Roll Dart Documentation Generator from c8bc0655bbd4 to 5b3feb67f7db (3 revisions)

https://dart.googlesource.com/dartdoc/+log/c8bc0655bbd4..5b3feb67f7db

2022-10-17 49699333+dependabot[bot]@users.noreply.github.com Bump actions/cache from 3.0.10 to 3.0.11 (#3224)
2022-10-17 49699333+dependabot[bot]@users.noreply.github.com Bump actions/checkout from 3.0.2 to 3.1.0 (#3214)
2022-10-17 srawlins@google.com Fix enclosingCombo initialization issue (#3212)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/dart-doc-dart-sdk
Please CC dart-ecosystem-gardener@grotations.appspotmail.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Dart Documentation Generator: https://github.com/dart-lang/dartdoc/issues
To file a bug in Dart SDK: https://github.com/dart-lang/sdk/issues

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Tbr: dart-ecosystem-gardener@grotations.appspotmail.com
Change-Id: Ib424a2dfca4c9314faa40fbea3aed8cf891e011a
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/264581
Commit-Queue: Nate Bosch <nbosch@google.com>
Reviewed-by: Nate Bosch <nbosch@google.com>

DEPS

@@ -122,7 +122,7 @@ vars = {
   # For more details, see https://github.com/dart-lang/sdk/issues/30164.
   "dart_style_rev": "f79a9828ad07e50d6e8352ac154cc16eb4d78d5c", # manually rev'd
 
-  "dartdoc_rev": "c8bc0655bbd4949cb49ca24ee9ff493439b7594c",
+  "dartdoc_rev": "5b3feb67f7db7dfb52f177744715fa058f9af6ad",
   "devtools_rev": "b21cd59f1f6bb60cacd59ba39e376d2a50d82f74",
   "ffi_rev": "fb5f2667826c0900e551d19101052f84e35f41bf",
   "file_rev": "b2e31cb6ef40b223701dbfa0b907fe58468484d7",