Allow absl map and set containers in WebRTC

Bug: None
No-Try: True
Change-Id: I84218daf71de115af74e0484bc26e798f125297a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/370762
Reviewed-by: Harald Alvestrand <hta@webrtc.org>
Commit-Queue: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/main@{#43529}

DEPS

@@ -2219,7 +2219,8 @@ include_rules = [
   "+absl/base/nullability.h",
   "+absl/base/macros.h",
   "+absl/cleanup/cleanup.h",
-  "+absl/container/inlined_vector.h",
+  "+absl/container",
+  "-absl/container/fixed_array.h"
   "+absl/functional/any_invocable.h",
   "+absl/functional/bind_front.h",
   "+absl/memory/memory.h",

g3doc/abseil-in-webrtc.md

@@ -27,6 +27,7 @@ on a monolithic Abseil build target that will generate a shared library.
 * `absl::AnyInvocable`
 * `absl::bind_front`
 * `absl::Cleanup`
+* [Hash tables, and B-tree ordered][abseil-containers] containers
 * `absl::InlinedVector`
 * `absl::Nonnull` and `absl::Nullable`
 * `absl::WrapUnique`
@@ -48,6 +49,7 @@ on a monolithic Abseil build target that will generate a shared library.
 
 * ABSL_FLAG is allowed in tests and tools, but disallowed in in non-test code.
 
+[abseil-containers]: https://abseil.io/docs/cpp/guides/container
 
 ## **Disallowed**
 
@@ -81,5 +83,5 @@ with a modest number of arguments can easily add several hundred bytes
 to the binary.
 
 Exception: Single-argument absl::StrCat is allowed in order to make it
-easy to use AbslStringify. See [TOTW #2015](https://abseil.io/tips/215) for
+easy to use AbslStringify. See [TOTW #215](https://abseil.io/tips/215) for
 details on AbslStringify.