Improve filter for gateway errors

basice2e/run.sh

@@ -1355,7 +1355,7 @@ then
     cat $SERVERLOGS/server-*.log | grep -a "FATAL" | grep -a -v "context" | grep -av "transport is closing" | grep -av "database" >> results/server-errors.txt || true
     diff -aruN results/server-errors.txt noerrors.txt
     IGNOREMSG="GetRoundBufferInfo: Error received: rpc error: code = Unknown desc = round buffer is empty"
-    cat $GATEWAYLOGS/*.log | grep -a "ERROR" | grep -av "context" | grep -av "certificate" | grep -av "Failed to read key" | grep -av "$IGNOREMSG" | grep -av "Failed to serve port" > results/gateway-errors.txt || true
+    cat $GATEWAYLOGS/*.log | grep -a "ERROR" | grep -av "context" | grep -av "certificate" | grep -av "Failed to read key" | grep -av "$IGNOREMSG" | grep -av "Failed to serve port" | grep -av "Failed to start HTTPS" > results/gateway-errors.txt || true
     cat $GATEWAYLOGS/*.log | grep -a "FATAL" | grep -av "context" | grep -av "transport is closing" >> results/gateway-errors.txt || true
     diff -aruN results/gateway-errors.txt noerrors.txt
     echo "Checking backup files for equality..."