chore: add tests for indent to highlight issue

The prettier ignore comment typically included at the top of these tests
prevent the bug.

Author: BlankParenthesis

packages/eslint-plugin-svelte/tests/fixtures/rules/indent/invalid/ts/ts-enum-destore-combo-errors.yaml

@@ -0,0 +1,8 @@
+- message: Expected indentation of 2 spaces but found 0 spaces.
+  line: 2
+  column: 1
+  suggestions: null
+- message: Expected indentation of 2 spaces but found 0 spaces.
+  line: 3
+  column: 1
+  suggestions: null

packages/eslint-plugin-svelte/tests/fixtures/rules/indent/invalid/ts/ts-enum-destore-combo-input.svelte

@@ -0,0 +1,6 @@
+<script lang="ts">
+enum A { a }
+$a
+</script>
+
+<!--tests/fixtures/rules/indent/invalid/ts/ts-enum-destore-combo.svelte-->

packages/eslint-plugin-svelte/tests/fixtures/rules/indent/invalid/ts/ts-enum-destore-combo-output.svelte

@@ -0,0 +1,6 @@
+<script lang="ts">
+  enum A { a }
+  $a
+</script>
+
+<!--tests/fixtures/rules/indent/invalid/ts/ts-enum-destore-combo.svelte-->