Implement dependency checkers in github workflows

[lyricnz]

In order to keep the code dependencies up-to-date, it would be good if github checked on these.

eg: dependabot

[lyricnz]

Checking /Users/simonroberts/src/github/innablr/revolver/package.json
[====================] 25/25 100%

 @types/aws-lambda                 ^8.10.126  →  ^8.10.131
 @types/lodash                     ^4.14.201  →  ^4.14.202
 @types/node                         ^20.9.0  →   ^20.11.0
 @typescript-eslint/eslint-plugin    ^6.11.0  →    ^6.18.1
 aws-sdk                           ^2.1472.0  →  ^2.1534.0
 chai                                ^4.3.10  →     ^5.0.0
 esbuild                             ^0.19.4  →   ^0.19.11
 eslint                              ^8.53.0  →    ^8.56.0
 eslint-config-prettier               ^9.0.0  →     ^9.1.0
 eslint-plugin-import                ^2.29.0  →    ^2.29.1
 eslint-plugin-prettier               ^5.0.1  →     ^5.1.3
 moment                              ^2.29.4  →    ^2.30.1
 moment-timezone                     ^0.5.43  →    ^0.5.44
 prettier                             ^3.1.0  →     ^3.1.1
 ts-node                             ^10.9.1  →    ^10.9.2
 typescript                           ^5.2.2  →     ^5.3.3
 winston                              ^2.4.4  →    ^3.11.0

[lyricnz]

https://github.com/Innablr/revolver/pull/25

[lyricnz]

Enabled dependabot.