Fix other warnings

ale_linters/julia/languageserver.vim

@@ -7,6 +7,7 @@ call ale#Set('julia_executable', 'julia')
 function! ale_linters#julia#languageserver#GetCommand(buffer) abort
     let l:julia_executable = ale#Var(a:buffer, 'julia_executable')
     let l:cmd_string = 'using LanguageServer; server = LanguageServer.LanguageServerInstance(STDIN, STDOUT, false); server.runlinter = true; run(server);'
+
     return l:julia_executable . ' --startup-file=no --history-file=no -e ' . ale#Escape(l:cmd_string)
 endfunction
 

autoload/ale/julia.vim

@@ -10,8 +10,10 @@ function! ale#julia#FindProjectRoot(buffer) abort
 
         if !empty(l:full_path)
             let l:path = fnamemodify(l:full_path, ':p:h')
+
             return l:path
         endif
     endfor
+
     return ''
 endfunction

doc/ale-julia.txt

@@ -10,7 +10,7 @@ within julia.
 g:ale_julia_executable                                 *g:ale_julia_executable*
                                                        *b:ale_julia_executable*
 
-  Type: String
+  Type: |String|
   Default: 'julia'
 
   Path to the julia exetuable.