chore(deps): Bump submodules/falcosecurity-rules

Bumps [submodules/falcosecurity-rules](https://github.com/falcosecurity/rules) from `21afd80` to `e63b765`.
- [Release notes](https://github.com/falcosecurity/rules/releases)
- [Commits](falcosecurity/rules@21afd80...e63b765)

---
updated-dependencies:
- dependency-name: submodules/falcosecurity-rules
  dependency-version: e63b765e23f7f9beacad2d36952658874570243f
  dependency-type: direct:production
...

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

Author: dependabot[bot]