build(deps-dev): bump typed-ast from 1.4.3 to 1.5.3 in /requirements

Bumps [typed-ast](https://github.com/python/typed_ast) from 1.4.3 to 1.5.3.
- [Release notes](https://github.com/python/typed_ast/releases)
- [Changelog](https://github.com/python/typed_ast/blob/master/release_process.md)
- [Commits](python/typed_ast@1.4.3...1.5.3)

---
updated-dependencies:
- dependency-name: typed-ast
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements/requirements-ci.txt

@@ -744,7 +744,7 @@ twisted[tls]==21.2.0
     #   -r requirements-dev.txt
     #   matrix-synapse
     #   treq
-typed-ast==1.4.3
+typed-ast==1.5.3
     # via -r requirements-dev.txt
 typeguard==2.11.1
     # via

requirements/requirements-dev.txt

@@ -636,7 +636,7 @@ twisted[tls]==21.2.0
     # via
     #   matrix-synapse
     #   treq
-typed-ast==1.4.3
+typed-ast==1.5.3
     # via -r requirements-dev.in
 typeguard==2.11.1
     # via