Fix documentation typos (#354)

* fix: a typo spelling: InlineContentBuilder

* fix: a typo spelling: markdown

Author: MojtabaHs

Sources/MarkdownUI/DSL/Inlines/InlineContentBuilder.swift

@@ -3,7 +3,7 @@ import Foundation
 /// A result builder that you can use to compose Markdown inline content.
 ///
 /// You don't call the methods of the result builder directly. Instead, MarkdownUI annotates the `content` parameter of the
-/// ``Paragraph``, ``Heading``, and ``TextTableColumn`` initializers with the `@InlineContentBuider` attribute,
+/// ``Paragraph``, ``Heading``, and ``TextTableColumn`` initializers with the `@InlineContentBuilder` attribute,
 /// implicitly calling this builder for you.
 @resultBuilder public enum InlineContentBuilder {
   public static func buildBlock(_ components: InlineContentProtocol...) -> InlineContent {

Sources/MarkdownUI/Theme/BlockStyle/ListMarkerConfiguration.swift

@@ -1,6 +1,6 @@
 import SwiftUI
 
-/// The properties of a list marker in a mardown list.
+/// The properties of a list marker in a markdown list.
 ///
 /// The theme ``Theme/bulletedListMarker`` and ``Theme/numberedListMarker``
 /// block styles receive a `ListMarkerConfiguration` input in their `body` closure.