Fix constant name spelling error (#468)

Author: CarrotManMatt

cogs/make_member.py

@@ -64,7 +64,7 @@
 
 ORGANISATION_ID: "Final[str]" = settings["ORGANISATION_ID"]
 GROUP_NAME: "Final[str]" = settings["_GROUP_FULL_NAME"]
-GROUPED_MEMBRS_URL: "Final[str]" = (
+GROUPED_MEMBERS_URL: "Final[str]" = (
     f"https://guildofstudents.com/organisation/memberlist/{ORGANISATION_ID}/?sort=groups"
 )
 BASE_MEMBERS_URL: "Final[str]" = (
@@ -167,7 +167,7 @@ async def make_member(self, ctx: "TeXBotApplicationContext", group_member_id: st
                 headers=REQUEST_HEADERS,
                 cookies=REQUEST_COOKIES,
             )
-            async with http_session, http_session.get(GROUPED_MEMBRS_URL) as http_response:
+            async with http_session, http_session.get(GROUPED_MEMBERS_URL) as http_response:
                 response_html: str = await http_response.text()
 
             MEMBER_HTML_TABLE_IDS: Final[frozenset[str]] = frozenset(