test: enable hg-git tests

They have been working for a long time but the standard packages needed
to be patched with check-versions to run them successfully.

Now that the expected output is stored we don't need to patch anything
and they can just be run.

This reverts commit b022367aef.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>

test/Makefile

@@ -1,6 +1,6 @@
 RM ?= rm -f
 
-T = main.t bidi.t
+T = $(wildcard *.t)
 SHARNESS_TEST_DIRECTORY := $(CURDIR)
 
 export SHARNESS_TEST_DIRECTORY