Remove bridges subtree

bridges/testing/scripts/invoke-script.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-INVOKE_LOG=`mktemp -p $TEST_FOLDER invoke.XXXXX`
-
-pushd $POLKADOT_SDK_PATH/bridges/testing/environments/rococo-westend
-./bridges_rococo_westend.sh $1 >$INVOKE_LOG 2>&1
-popd

bridges/testing/scripts/start-relayer.sh

@@ -1,7 +0,0 @@
-#!/bin/bash
-
-RELAY_LOG=`mktemp -p $TEST_FOLDER relay.XXXXX`
-
-pushd $POLKADOT_SDK_PATH/bridges/testing/environments/rococo-westend
-./bridges_rococo_westend.sh run-relay >$RELAY_LOG 2>&1&
-popd

bridges/testing/scripts/sync-exit.sh

@@ -1,14 +0,0 @@
-#!/bin/bash
-set -e
-
-# every network adds a char to the file, let's remove ours
-truncate -s -1 $TEST_FOLDER/exit-sync
-
-# when all chars are removed, then our test is done
-while true
-do
-    if [ `stat --printf="%s" $TEST_FOLDER/exit-sync` -eq 0 ]; then
-        exit
-    fi
-    sleep 100
-done