fix(align): use "press modifier" instead of "enter modifier"

Details:
- This implies that it is a single key that needs to be pressed.
- This also redocuments a message shown at the bottom with the currently
  entered modifiers from "helper message" into "state".

Author: echasnovski

lua/mini/align.lua

@@ -1797,17 +1797,17 @@ end
 -- Work with user interaction -------------------------------------------------
 H.user_modifier = function(with_preview, msg_chunks)
   -- Get from user single character modifier
-  local needs_help_msg = true
+  local needs_show_state = true
   local delay = (H.cache.msg_shown or with_preview) and 0 or 1000
   vim.defer_fn(function()
-    if not needs_help_msg then return end
+    if not needs_show_state then return end
 
-    table.insert(msg_chunks, { ' Enter modifier' })
+    table.insert(msg_chunks, { ' Press modifier' })
     H.echo(msg_chunks)
     H.cache.msg_shown = true
   end, delay)
   local ok, char = pcall(vim.fn.getcharstr)
-  needs_help_msg = false
+  needs_show_state = false
 
   -- Terminate if couldn't get input (like with <C-c>) or it is `<Esc>`
   if not ok or char == '\27' then return nil end

…nd-line-only-if-helper-message-was-shown …ans-command-line-only-if-state-was-showntests/screenshots/tests-test_align.lua---Align---cleans-command-line-only-if-helper-message-was-shown renamed to tests/screenshots/tests-test_align.lua---Align---cleans-command-line-only-if-state-was-shown tests/screenshots/tests-test_align.lua---Align---cleans-command-line-only-if-helper-message-was-shown renamed to tests/screenshots/tests-test_align.lua---Align---cleans-command-line-only-if-state-was-shown

@@ -8,8 +8,8 @@
 07|[No Name] 1,1       
 08|(mini.align) Split: 
 09|"" | Justify: "right
-10|" | Merge: "" | Ente
-11|r modifier          
+10|" | Merge: "" | Pres
+11|s modifier          
 12|                    
 
 --|---------|---------|

…-message-does-not-cause-hit-enter-prompt …ng-state-does-not-cause-hit-enter-prompttests/screenshots/tests-test_align.lua---Align---helper-message-does-not-cause-hit-enter-prompt renamed to tests/screenshots/tests-test_align.lua---Align---showing-state-does-not-cause-hit-enter-prompt tests/screenshots/tests-test_align.lua---Align---helper-message-does-not-cause-hit-enter-prompt renamed to tests/screenshots/tests-test_align.lua---Align---showing-state-does-not-cause-hit-enter-prompt

@@ -8,8 +8,8 @@
 07|[No Name] 1,1       
 08|(mini.align) Split: 
 09|"" | Justify: "cente
-10|r" | Merge: "" | Ent
-11|er modifier         
+10|r" | Merge: "" | Pre
+11|ss modifier         
 12|                    
 
 --|---------|---------|