revise system tests to use "static-key" syntax instead of "trusted-keys"

bin/tests/system/rpz/setup.sh

@@ -81,7 +81,7 @@ signzone () {
     KEYNAME=`$KEYGEN -q -a rsasha256 -K $1 $2`
     cat $1/$3 $1/$KEYNAME.key > $1/tmp
     $SIGNER -P -K $1 -o $2 -f $1/$4 $1/tmp >/dev/null
-    sed -n -e 's/\(.*\) IN DNSKEY \([0-9]\{1,\} [0-9]\{1,\} [0-9]\{1,\}\) \(.*\)/trusted-keys {"\1" \2 "\3";};/p' $1/$KEYNAME.key >>trusted.conf
+    sed -n -e 's/\(.*\) IN DNSKEY \([0-9]\{1,\} [0-9]\{1,\} [0-9]\{1,\}\) \(.*\)/managed-keys {"\1" static-key \2 "\3";};/p' $1/$KEYNAME.key >>trusted.conf
     DSFILENAME=dsset-${2}${TP}
     rm $DSFILENAME $1/tmp
 }