make: config -- Drop redundant comma in try-cc call

It takes only two arguments. Note it's not error since
we don't even reference to a third argument here but
just to be consistent and clear.
Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Tested-by: Ruslan Kuprieiv <kupruser@gmail.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

Makefile.config

@@ -10,19 +10,19 @@ $(CONFIG): scripts/utilities.mak scripts/feature-tests.mak include/config-base.h
 	$(Q) @echo '' >> $@
 	$(Q) @echo '#include "config-base.h"' >> $@
 	$(Q) @echo '' >> $@
-ifeq ($(call try-cc,$(TCP_REPAIR_TEST),,),y)
+ifeq ($(call try-cc,$(TCP_REPAIR_TEST),),y)
 	$(Q) @echo '#define CONFIG_HAS_TCP_REPAIR' >> $@
 endif
-ifeq ($(call try-cc,$(PRLIMIT_TEST),,),y)
+ifeq ($(call try-cc,$(PRLIMIT_TEST),),y)
 	$(Q) @echo '#define CONFIG_HAS_PRLIMIT' >> $@
 endif
-ifeq ($(call try-cc,$(STRLCPY_TEST),,),y)
+ifeq ($(call try-cc,$(STRLCPY_TEST),),y)
 	$(Q) @echo '#define CONFIG_HAS_STRLCPY' >> $@
 endif
-ifeq ($(call try-cc,$(STRLCAT_TEST),,),y)
+ifeq ($(call try-cc,$(STRLCAT_TEST),),y)
 	$(Q) @echo '#define CONFIG_HAS_STRLCAT' >> $@
 endif
-ifeq ($(call try-cc,$(PTRACE_PEEKSIGINFO_TEST),,),y)
+ifeq ($(call try-cc,$(PTRACE_PEEKSIGINFO_TEST),),y)
 	$(Q) @echo '#define CONFIG_HAS_PEEKSIGINFO_ARGS' >> $@
 endif
 	$(Q) @echo '#endif /* __CR_CONFIG_H__ */' >> $@