Changed repository url for HUGO.386 after migration (#762)

themes.txt

@@ -253,6 +253,7 @@ github.com/jimfrenette/hugo-starter
 github.com/jingplay/build-your-website
 github.com/JingWangTW/dark-theme-editor
 github.com/jmablog/hugo-clinic-notes
+github.com/jmfergeau/hugo.386
 github.com/jnjosh/internet-weblog
 github.com/joeroe/risotto
 github.com/jonathanjanssens/hugo-casper3
@@ -568,7 +569,6 @@ gitlab.com/gabmus/hugo-ficurinia
 gitlab.com/Goldmaster/goldmaster
 gitlab.com/ian-s-mcb/smigle-hugo-theme
 gitlab.com/jimchr12/hugo-minimal-black
-gitlab.com/jmfergeau/hugo.386
 gitlab.com/Kaligule/classless-blog
 gitlab.com/kskarthik/monopriv
 gitlab.com/kskarthik/resto-hugo