build(deps): upgrade NPM packages (#558)

# Updating dependencies

3 package(s) will be upgraded:
```
Package                   Current  Wanted  Latest  Location                               Depended by
dotenv                     16.4.2  16.4.4  16.4.4  node_modules/dotenv                    pack11ty
eleventy-plugin-pack11ty   1.15.0  1.16.2  1.16.2  node_modules/eleventy-plugin-pack11ty  pack11ty
esbuild                    0.20.0  0.20.1  0.20.1  node_modules/esbuild                   pack11ty
```