Added spelling prose capture (#2045)

Allows commands like `"say should we meet at spell air bat cap later"`
and `spell air bat cap` will be replaced by `abc`.

Should we add this to the text capture as well? Otherwise it won't work
with code formatters.

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Nicholas Riley <[email protected]>

Author: 3 people

core/text/text_and_dictation.py

@@ -114,6 +114,12 @@ def prose_time(m) -> str:
     return str(m)
 
 
+@mod.capture(rule="spell <user.letters>")
+def prose_spell(m) -> str:
+    """Spell word phonetically"""
+    return m.letters
+
+
 @mod.capture(rule="clip clip")
 def prose_clipboard(m) -> str:
     """Clipboard content"""
@@ -134,7 +140,7 @@ def word(m) -> str:
 
 
 @mod.capture(
-    rule="({user.vocabulary} | <user.prose_contact> | <user.prose_clipboard> | <phrase>)+"
+    rule="({user.vocabulary} | <user.prose_contact> | <user.prose_spell> | <user.prose_clipboard> | <phrase>)+"
 )
 def text(m) -> str:
     """A sequence of words, including user-defined vocabulary."""
@@ -154,6 +160,7 @@ def text(m) -> str:
         "| <user.prose_modifier>"
         "| <user.abbreviation>"
         "| <user.prose_contact>"
+        "| <user.prose_spell>"
         "| <user.prose_clipboard>"
         "| <phrase>"
         ")+"
@@ -177,6 +184,7 @@ def prose(m) -> str:
         "| <user.prose_percent>"
         "| <user.abbreviation>"
         "| <user.prose_contact>"
+        "| <user.prose_spell>"
         "| <user.prose_clipboard>"
         "| <phrase>"
         ")+"