gyp: enable cctest to use objects (gyp part)

this is a re-base of the gyp part of
6a09a69ec9d36b705e9bde2ac1a193566a702d96
after bumping GYP version to
https://chromium.googlesource.com/external/gyp/+/eb296f67da078ec01f5e3a9ea9cdc6d26d680161

Original-PR-URL: nodejs/node#11956
Original-Ref: nodejs/node#9163
Original-Reviewed-By: James M Snell <jasnell@gmail.com>

PR-URL: nodejs/node#12450
Reviewed-By: João Reis <reis@janeasystems.com>

gyp/pylib/gyp/generator/make.py

@@ -147,7 +147,7 @@ def CalculateGeneratorInputInfo(params):
 # special "figure out circular dependencies" flags around the entire
 # input list during linking.
 quiet_cmd_link = LINK($(TOOLSET)) $@
-cmd_link = $(LINK.$(TOOLSET)) $(GYP_LDFLAGS) $(LDFLAGS.$(TOOLSET)) -o $@ -Wl,--start-group $(LD_INPUTS) -Wl,--end-group $(LIBS)
+cmd_link = $(LINK.$(TOOLSET)) $(GYP_LDFLAGS) $(LDFLAGS.$(TOOLSET)) -o $@ -Wl,--start-group $(LD_INPUTS) $(LIBS) -Wl,--end-group
 
 # We support two kinds of shared objects (.so):
 # 1) shared_library, which is just bundling together many dependent libraries