restore gvar/MVAR/HVAR tables in subset tests

test/subset/generate-expected-outputs.py

diff --git a/test/subset/generate-expected-outputs.py b/test/subset/generate-expected-outputs.py
index 6c65627..c33a49f 100755
--- a/test/subset/generate-expected-outputs.py
+++ b/test/subset/generate-expected-outputs.py
@@ -23,7 +23,7 @@
 		     "--name-languages=*",
 		     "--name-legacy",
                      "--layout-features=*",
-		     "--drop-tables+=DSIG,GPOS,GSUB,GDEF,gvar,avar,MVAR,HVAR",
+		     "--drop-tables+=DSIG,GPOS,GSUB,GDEF",
 		     "--unicodes=%s" % unicodes,
 		     "--output-file=%s" % output_path])
 	args.extend(profile_flags)

test/subset/run-tests.py

diff --git a/test/subset/run-tests.py b/test/subset/run-tests.py
index 5d221e6..4bf5714 100755
--- a/test/subset/run-tests.py
+++ b/test/subset/run-tests.py
@@ -67,7 +67,7 @@
 		    "--font-file=" + test.font_path,
 		    "--output-file=" + out_file,
 		    "--unicodes=%s" % test.unicodes (),
-		    "--drop-tables+=DSIG,GPOS,GSUB,GDEF,gvar,avar,MVAR,HVAR"]
+		    "--drop-tables+=DSIG,GPOS,GSUB,GDEF"]
 	cli_args.extend (test.get_profile_flags ())
 	print (' '.join (cli_args))
 	_, return_code = cmd (cli_args)