Typo: change "DownloadbleFont" to "DownloadableFont"

 # Changelog
 
+## 5.9.0
+
+- Typo: change "DownloadbleFont" to "DownloadableFont"
+
 ## 5.8.0
 
 - PdfPreview supports generic Widgets as actions

@@ -21,9 +21,9 @@ import '../cache.dart';
 import 'manifest.dart';
 
 /// Downloadable font object
-class DownloadbleFont {
+class DownloadableFont {
   /// Create a downloadable font object
-  const DownloadbleFont(this.url, this.name);
+  const DownloadableFont(this.url, this.name);
 
   /// The Url to get the font from
   final String url;

@@ -4716,7 +4716,7 @@ import 'font.dart';
 /// - cupertinoIcons (CupertinoIcons)
 /// - materialIcons (MaterialIcons)
 /// - notoColorEmoji (NotoColorEmoji)
-class PdfGoogleFonts extends DownloadbleFont {
+class PdfGoogleFonts extends DownloadableFont {
   const PdfGoogleFonts._(String url, String name) : super(url, name);
 
   /// @nodoc

@@ -6,7 +6,7 @@ description: >
 homepage: https://github.com/DavBfr/dart_pdf/tree/master/printing
 repository: https://github.com/DavBfr/dart_pdf
 issue_tracker: https://github.com/DavBfr/dart_pdf/issues
-version: 5.8.0
+version: 5.9.0
 
 environment:
   sdk: ">=2.12.0 <3.0.0"

@@ -164,7 +164,7 @@ void main(List<String> args) async {
   for (final f in getFonts(m)) {
     output.writeln('/// - ${f.fontDartName} (${f.fontName})');
   }
-  output.writeln('class PdfGoogleFonts extends DownloadbleFont {');
+  output.writeln('class PdfGoogleFonts extends DownloadableFont {');
   output.writeln('');
   output.writeln(
       'const PdfGoogleFonts._(String url, String name) : super(url, name);');