BUILD: Makefile: allow the reg-tests target to be verbose

When debugging reg-tests, it's quite annoying not to be able to figure
the syntax to call the scripts. Let's replace the '@' with '$(Q)' as for
other commands so that launching them with "V=1" is enough to reveal the
command line.

diff --git a/Makefile b/Makefile
index 0ab1902..db7f419 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1100,7 +1100,7 @@ endif
 
 # Target to run the regression testing script files.
 reg-tests:
-       @./scripts/run-regtests.sh --LEVEL "$$LEVEL" $(REGTEST_ARGS) $(REG_TEST_FILES)
+       $(Q)./scripts/run-regtests.sh --LEVEL "$$LEVEL" $(REGTEST_ARGS) $(REG_TEST_FILES)
 .PHONY: $(REGTEST_ARGS)
 
 reg-tests-help: