Disable broken markdown conceal (jammy)

profile/rda/.vimrc

@@ -236,7 +236,7 @@ let g:GPGPrimeAgent = 1
 "}}}
 
 " --- markdown ---{{{
-au filetype markdown set conceallevel=2     "conceal markdown commands
+"au filetype markdown set conceallevel=2     "conceal markdown commands (broke in jammy)
 au filetype markdown set wrap               "wrap lines
 
 au filetype markdown syntax match Comment /%%.*/