chore(deps): upgrade dependencies (#1472)

Upgrades project dependencies. See details in [workflow run].

[Workflow Run]:
https://github.com/aws/jsii-compiler/actions/runs/11788257600

------

*Automatically created by projen via the "upgrade-maintenance-v5.4"
workflow*

Signed-off-by: github-actions <github-actions@github.com>
Co-authored-by: github-actions <github-actions@github.com>

README.md

@@ -63,11 +63,10 @@ The applicable _Maintenance & Support policy_ can be reviewed in [SUPPORT.md](./
 The current status of `jsii` compiler releases is:
 
 | Release | Status      | EOS        | Comment                                                                                 |
-| ------- | ----------- |------------| --------------------------------------------------------------------------------------- |
-| `5.5.x` | Current     | TBD        | ![npm](https://img.shields.io/npm/v/jsii/v5.5-latest?label=jsii%40v5.5-latest&logo=npm) |
-| `5.4.x` | Maintenance | 2024-02-28 | ![npm](https://img.shields.io/npm/v/jsii/v5.4-latest?label=jsii%40v5.4-latest&logo=npm) |
-| `5.3.x` | Maintenance | 2024-10-07 | ![npm](https://img.shields.io/npm/v/jsii/v5.3-latest?label=jsii%40v5.3-latest&logo=npm) |
-| `1.x`   | Maintenance | 2024-10-31 | <https://github.com/aws/jsii>                                                           |
+| ------- | ----------- | ---------- | --------------------------------------------------------------------------------------- |
+| `5.6.x` | Current     | TBD        | ![npm](https://img.shields.io/npm/v/jsii/v5.6-latest?label=jsii%40v5.6-latest&logo=npm) |
+| `5.5.x` | Maintenance | 2025-05-15 | ![npm](https://img.shields.io/npm/v/jsii/v5.5-latest?label=jsii%40v5.5-latest&logo=npm) |
+| `5.4.x` | Maintenance | 2025-02-28 | ![npm](https://img.shields.io/npm/v/jsii/v5.4-latest?label=jsii%40v5.4-latest&logo=npm) |
 
 ## :balance_scale: License