updated Mgh format name

Author: tclose

.gitignore

@@ -62,4 +62,5 @@ testing/src/project_version.h
 __pycache__
 .DS_Store
 /pydra/src/pydra/tasks/mrtrix3/_version.py
+/pydra/fileformats-mrtrix3/fileformats/mrtrix3/_version.py
 /pydra/src/pydra/tasks/mrtrix3/v3_0

pydra/fileformats-mrtrix3/fileformats/mrtrix3/image.py

@@ -114,8 +114,8 @@ class ImageDataFile(File):
     fileformats.medimage.NiftiX,
     fileformats.medimage.Nifti1,
     fileformats.medimage.Nifti2,
-    fileformats.medimage.MGH,
-    fileformats.medimage.MGHZip,
+    fileformats.medimage.Mgh,
+    fileformats.medimage.MghZip,
     fileformats.medimage.Analyze,
 ]
 
@@ -127,7 +127,7 @@ class ImageDataFile(File):
     fileformats.medimage.NiftiX,
     fileformats.medimage.Nifti1,
     fileformats.medimage.Nifti2,
-    fileformats.medimage.MGH,
-    fileformats.medimage.MGHZip,
+    fileformats.medimage.Mgh,
+    fileformats.medimage.MghZip,
     fileformats.medimage.Analyze,
 ]