Use images for logo created using GMT 6.1.1

weiji14 · weiji14 · commit d56a31ece994 · 2021-03-18T12:01:21.000+13:00
diff --git a/pygmt/tests/baseline/test_image.png b/pygmt/tests/baseline/test_image.png
diff --git a/pygmt/tests/baseline/test_image.png.dvc b/pygmt/tests/baseline/test_image.png.dvc
@@ -0,0 +1,4 @@
+outs:
+- md5: ffb11c7f12025471b2556c1473cd3000
+  size: 13973
+  path: test_image.png
diff --git a/pygmt/tests/baseline/test_logo.png.dvc b/pygmt/tests/baseline/test_logo.png.dvc
@@ -1,4 +1,4 @@
 outs:
-- md5: 61be9b262729e0a6b739e814d1aa4655
-  size: 32065
+- md5: 905d5b9f0f8d8b809899dfe9e87d0e91
+  size: 33347
   path: test_logo.png
diff --git a/pygmt/tests/baseline/test_logo_on_a_map.png.dvc b/pygmt/tests/baseline/test_logo_on_a_map.png.dvc
@@ -1,4 +1,4 @@
 outs:
-- md5: 57c3747cb7d2ed978e473d0f161ca3a6
-  size: 70993
+- md5: 409119aeeec2680d106e32527009c255
+  size: 77366
   path: test_logo_on_a_map.png
