🩹 [Patch]: Change capitalization on files, correcting AST to Ast (#20)

## Description

This pull request corrects filename capitalization from `AST` to `Ast`
and updates the ignore patterns for the linter configuration.

Changes to linter configuration:

*
[`.github/linters/.jscpd.json`](diffhunk://#diff-557094e283c00b23265c1c75872f41c6b1a524a00f0d99dd68ebd22cb63bfdd6L8-R8):
Simplified the ignore patterns by replacing specific file paths with a
more general pattern (`**/src/**`).

## Type of change

<!-- Use the check-boxes [x] on the options that are relevant. -->

- [ ] 📖 [Docs]
- [ ] 🪲 [Fix]
- [x] 🩹 [Patch]
- [ ] ⚠️ [Security fix]
- [ ] 🚀 [Feature]
- [ ] 🌟 [Breaking change]

## Checklist

<!-- Use the check-boxes [x] on the options that are relevant. -->

- [x] I have performed a self-review of my own code
- [x] I have commented my code, particularly in hard-to-understand areas

Author: MariusStorhaug

.github/linters/.jscpd.json

@@ -5,9 +5,7 @@
     ],
     "ignore": [
         "**/tests/**",
-        "**/src/functions/public/Functions/**",
-        "**/src/functions/public/Core/Get-ASTCommand.ps1",
-        "**/src/functions/public/Core/Get-ASTFunction.ps1"
+        "**/src/**"
     ],
     "absolute": true
 }