Fix docs for variable names (dense-analysis#4922)

Author: simmel

doc/ale-salt.tmt

@@ -23,16 +23,16 @@ virtualenv directories.
 Options
 -------------------------------------------------------------------------------
 
-g:ale_salt_salt-lint_executable                *g:ale_salt_salt_lint_executable*
+g:ale_salt_salt_lint_executable                *g:ale_salt_salt_lint_executable*
                                                *b:ale_salt_salt_lint_executable*
   Type: |String|
   Default: `'salt-lint'`
 
   This variable can be set to change the path to salt-lint.
 
 
-g:ale_salt_salt-lint_options                      *g:ale_salt_salt-lint_options*
-                                                  *b:ale_salt_salt-lint_options*
+g:ale_salt_salt_lint_options                      *g:ale_salt_salt_lint_options*
+                                                  *b:ale_salt_salt_lint_options*
   Type: |String|
   Default: `''`