Correction of nits

Author: Dedelweiss

_overviews/scala3-scaladoc/blog.md

@@ -52,13 +52,13 @@ authorImg: <Link to the author's image>
 ## Special characters for the content
 Keep in mind that the writing of your blog content is done with classic markdows but here are some useful examples:
 
-` ```<content>``` ` : Multiline code block
+` ```<content>``` ` : Multiline code block.
 
-You can also specify a language type, ` ```scala <content>``` `
+You can also specify a language type, ` ```scala <content>``` `.
 
-`# Title` : For titles
+`# Title` : For titles.
 
-`## Subtitle` : For subtitles
+`## Subtitle` : For subtitles.
 
 `word` : For inline code.