ci: Update on-call person for Slack channel message

Author: yelizhenden-mdb

.github/workflows/api-versions-reminder.yml

@@ -61,13 +61,13 @@ jobs:
         env:
           SLACK_CHANNEL_ID: ${{ secrets.SLACK_CHANNEL_ID }}
           SLACK_BEARER_TOKEN: ${{ secrets.SLACK_BEARER_TOKEN }}
-          SLACK_APIX_2_ONCALL_USER: ${{secrets.SLACK_APIX_2_ONCALL_USER}}
+          SLACK_APIX_PLATFORM_ONCALL_USER: ${{secrets.SLACK_APIX_PLATFORM_ONCALL_USER}}
           JIRA_TICKET_ID: ${{ steps.create-jira-ticket.outputs.jira-ticket-id }}
         run: |
           echo "JIRA_TICKET_ID: ${JIRA_TICKET_ID}"
           message_id=$(curl -X POST -H 'Authorization: Bearer '"${SLACK_BEARER_TOKEN}" \
           -H 'Content-type: application/json' \
-          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next 3 months ('"${SLACK_APIX_2_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
+          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next 3 months ('"${SLACK_APIX_PLATFORM_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
           echo "message_id=${message_id}"
 
   sunset-api-version-1month-reminder:
@@ -125,13 +125,13 @@ jobs:
         env:
           SLACK_CHANNEL_ID: ${{ secrets.SLACK_CHANNEL_ID }}
           SLACK_BEARER_TOKEN: ${{ secrets.SLACK_BEARER_TOKEN }}
-          SLACK_APIX_2_ONCALL_USER: ${{secrets.SLACK_APIX_2_ONCALL_USER}}
+          SLACK_APIX_PLATFORM_ONCALL_USER: ${{secrets.SLACK_APIX_PLATFORM_ONCALL_USER}}
           JIRA_TICKET_ID: ${{ steps.create-jira-ticket.outputs.jira-ticket-id }}
         run: |
           echo "JIRA_TICKET_ID: ${JIRA_TICKET_ID}"
           message_id=$(curl -X POST -H 'Authorization: Bearer '"${SLACK_BEARER_TOKEN}" \
           -H 'Content-type: application/json' \
-          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next month ('"${SLACK_APIX_2_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
+          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next month ('"${SLACK_APIX_PLATFORM_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
           echo "message_id=${message_id}"
 
   sunset-api-version-1week-reminder:
@@ -189,11 +189,11 @@ jobs:
         env:
           SLACK_CHANNEL_ID: ${{ secrets.SLACK_CHANNEL_ID }}
           SLACK_BEARER_TOKEN: ${{ secrets.SLACK_BEARER_TOKEN }}
-          SLACK_APIX_2_ONCALL_USER: ${{secrets.SLACK_APIX_2_ONCALL_USER}}
+          SLACK_APIX_PLATFORM_ONCALL_USER: ${{secrets.SLACK_APIX_PLATFORM_ONCALL_USER}}
           JIRA_TICKET_ID: ${{ steps.create-jira-ticket.outputs.jira-ticket-id }}
         run: |
           echo "JIRA_TICKET_ID: ${JIRA_TICKET_ID}"
           message_id=$(curl -X POST -H 'Authorization: Bearer '"${SLACK_BEARER_TOKEN}" \
           -H 'Content-type: application/json' \
-          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next week ('"${SLACK_APIX_2_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
+          --data '{"channel":"'"${SLACK_CHANNEL_ID}"'","text":"The following APIs are scheduled to be sunset in the next week ('"${SLACK_APIX_PLATFORM_ONCALL_USER}"'). See Jira Ticket: https://jira.mongodb.org/browse/'"${JIRA_TICKET_ID}"'","parse": "full",}' https://slack.com/api/chat.postMessage | jq '.ts')
           echo "message_id=${message_id}"