Deduplicate polyglot files

autoload/polyglot/detect.vim

@@ -1,3 +1,5 @@
+" DO NOT EDIT CODE BELOW, IT IS GENERATED WITH MAKEFILE
+
 func! polyglot#detect#Inp()
   let line = getline(nextnonblank(1))
   if line =~# '^\*'

autoload/polyglot/shebang.vim

@@ -1,5 +1,3 @@
-" Please do not edit this file directly, instead modify polyglot.vim or scripts/build
-
 func! polyglot#shebang#Detect()
   let ft = s:Filetype()
   if ft != ""
@@ -54,7 +52,7 @@ func! s:Filetype()
   endfor
 endfunc
 
-
+" DO NOT EDIT CODE BELOW, IT IS GENERATED WITH MAKEFILE
 
 let s:interpreters = {
   \ 'osascript': 'applescript',
@@ -126,4 +124,4 @@ let s:interpreters = {
   \ 'z3': 'smt2',
   \ 'deno': 'typescript',
   \ 'ts-node': 'typescript',
-  \ }
+  \ }

autoload/polyglot/sleuth.vim

@@ -1,3 +1,5 @@
+" DO NOT EDIT CODE BELOW, IT IS GENERATED WITH MAKEFILE
+
 let s:globs = {
   \ '8th': '*.8th',
   \ 'Dockerfile': '*.dockerfile,*.dock,*.Dockerfile,Dockerfile,dockerfile,Dockerfile*',