Fix two items

Author: seisman

doc/changes.md

@@ -19,8 +19,8 @@
 ### Deprecations
 
 * pygmt.grdfill: Deprecate parameter 'no_data' to 'hole' (remove in v0.19.0) ([#3852](https://github.com/GenericMappingTools/pygmt/pull/3852))
-- clib.Session: Remove deprecated open_virtual_file method, use open_virtualfile instead  (Deprecated since v0.11.0) ([#3738](https://github.com/GenericMappingTools/pygmt/pull/3738))
-- clib.Session: Remove deprecated virtualfile_from_data method, use virtualfile_in instead (Deprecated since v0.13.0) ([#3739](https://github.com/GenericMappingTools/pygmt/pull/3739))
+* clib.Session: Remove deprecated open_virtual_file method, use open_virtualfile instead  (Deprecated since v0.11.0) ([#3738](https://github.com/GenericMappingTools/pygmt/pull/3738))
+* clib.Session: Remove deprecated virtualfile_from_data method, use virtualfile_in instead (Deprecated since v0.13.0) ([#3739](https://github.com/GenericMappingTools/pygmt/pull/3739))
 
 ### Bug Fixes