feat: Markdown fixes

Author: danvick

README.md

@@ -205,27 +205,27 @@ We welcome efforts to internationalize/localize the package by translating the d
 
 1. Add ARB files
 
-Create one ARB file inside the `lib/l10n` folder for each locale you need to add support. Name the files in the following way: `intl_<LOCALE_ISO_CODE>.arb`. For example: `intl_fr.arb` or `intl_fr_FR.arb`.
+    Create one ARB file inside the `lib/l10n` folder for each locale you need to add support. Name the files in the following way: `intl_<LOCALE_ISO_CODE>.arb`. For example: `intl_fr.arb` or `intl_fr_FR.arb`.
 
 2. Translate the error messages
 
-Copy and paste the contents of `intl_en.arb` into your newly created ARB file. Then translate the error messages by overwriting the default messages.
+    Copy and paste the contents of `intl_en.arb` into your newly created ARB file. Then translate the error messages by overwriting the default messages.
 
 3. Generate localization code
 
-To generate boilerplate code for localization, run the generate command inside the package directory where `pubspec.yaml` file is located:
+    To generate boilerplate code for localization, run the generate command inside the package directory where `pubspec.yaml` file is located:
 
-`flutter gen-l10n`
+    `flutter gen-l10n`
 
-The command will automatically create/update files inside the `lib/localization` directory, including your newly added locale support.
+    The command will automatically create/update files inside the `lib/localization` directory, including your newly added locale support.
 
 4. Update README
 
-Remember to update README, adding the new language (and language code) under [Supported languages section](#supported-languages) in alphabetic order, so that everyone knows your new language is now supported!
+    Remember to update README, adding the new language (and language code) under [Supported languages section](#supported-languages) in alphabetic order, so that everyone knows your new language is now supported!
 
 5. Submit PR
 
-Submit your PR and be of help to millions of developers all over the world!
+    Submit your PR and be of help to millions of developers all over the world!
 
 #### Add new validator