fix: Fix _json parsing for non-existent Emoji argument

.github/ISSUE_TEMPLATE/config.yml

@@ -1,4 +1,4 @@
-- blank_issues_enabled: false
+blank_issues_enabled: false
 contact_links:
   - name: Discord server
     url: https://discord.gg/KkgMBVuEkx

.github/ISSUE_TEMPLATE/report-bug.yml

@@ -31,7 +31,7 @@ body:
         1. Import the module in Python.
         2. Create a client variable for the library.
         3. Try creating a slash command.
-        4. See the traceback error given in the terminal or logger file. 
+        4. See the traceback error given in the terminal or logger file.
     validations:
       required: true
   - type: textarea

interactions/models/component.py

@@ -40,7 +40,8 @@ def __init__(self, **kwargs):
             if self._json.get("emoji")
             else None
         )
-        self._json.update({"emoji": self.emoji._json})
+        if self.emoji:
+            self._json.update({"emoji": self.emoji._json})
 
 
 class SelectMenu(DictSerializerMixin):