CI: remove Matrix script (it's now a regular action)

ci/notify.sh

@@ -1,52 +0,0 @@
-#! /bin/sh
-#
-# SPDX-FileCopyrightText: 2021 Adriaan de Groot <groot@kde.org>
-# SPDX-License-Identifier: BSD-2-Clause
-#
-###
-#
-# Sends a notification to wherever the notifications need to be sent.
-#
-# Called with the following environment (for tokens / secrets):
-#	MATRIX_ROOM
-#	MATRIX_TOKEN
-#
-# Called with the following arguments (in order):
-#	- "OK" or "FAIL"
-#	- github.workflow
-#	- github.repository
-#	- github.actor
-#	- github.event.ref
-#	- commit-message-summary (produced in the workflow)
-#	- github.event.compare
-#
-
-test -z "$MATRIX_ROOM" && { echo "! No secrets" ; exit 1 ; }
-test -z "$MATRIX_TOKEN" && { echo "! No secrets" ; exit 1 ; }
-
-STATUS="$1"
-
-WORKFLOW="$2"
-REPOSITORY="$3"
-ACTOR="$4"
-EVENT="$5"
-SUMMARY="$6"
-COMPARE="$7"
-
-test "x$STATUS" = "xOK" -o "x$STATUS" = "xFAIL" || { echo "! Invalid status" ; exit 1 ; }
-
-test -z "$WORKFLOW" && { echo "! No event data" ; exit 1 ; }
-test -z "$REPOSITORY" && { echo "! No event data" ; exit 1 ; }
-test -z "$ACTOR" && { echo "! No event data" ; exit 1 ; }
-test -z "$EVENT" && { echo "! No event data" ; exit 1 ; }
-# It's ok for summary or the compare URL to be empty
-
-url="https://matrix.org/_matrix/client/r0/rooms/%21${MATRIX_ROOM}/send/m.room.message?access_token=${MATRIX_TOKEN}"
-message_data=$(
-{
-	echo "${STATUS} ${WORKFLOW} in ${REPOSITORY} ${ACTOR} on ${EVENT}"
-	test -n "$SUMMARY" && echo ".. ${SUMMARY}"
-	test -n "$COMPARE" && echo ".. DIFF ${COMPARE}"
-} | jq -Rs '{"msgtype": "m.text", "body":@text}' )
-
-curl -s -XPOST -d "$message_data" "$url" > /dev/null