HaikuDepot: remove unneeded .Get() calls

Dereference operator is defined in BReference.

Change-Id: Iccba8ad4a29e354aa9cdbf2e1a5ddbc9687af677
Reviewed-on: https://review.haiku-os.org/c/haiku/+/3489
Reviewed-by: Adrien Destugues <pulkomandy@gmail.com>

src/apps/haikudepot/textview/Bullet.cpp

@@ -51,7 +51,7 @@ Bullet::operator==(const Bullet& other) const
 		return true;
 
 	if (fBulletData.IsSet() && other.fBulletData.IsSet())
-		return *fBulletData.Get() == *other.fBulletData.Get();
+		return *fBulletData == *other.fBulletData;
 
 	return false;
 }

src/apps/haikudepot/textview/CharacterStyle.cpp

@@ -41,7 +41,7 @@ CharacterStyle::operator==(const CharacterStyle& other) const
 		return true;
 
 	if (fStyleData.IsSet() && other.fStyleData.IsSet())
-		return *fStyleData.Get() == *other.fStyleData.Get();
+		return *fStyleData == *other.fStyleData;
 
 	return false;
 }

src/apps/haikudepot/textview/ParagraphStyle.cpp

@@ -41,7 +41,7 @@ ParagraphStyle::operator==(const ParagraphStyle& other) const
 		return true;
 
 	if (fStyleData.IsSet() && other.fStyleData.IsSet())
-		return *fStyleData.Get() == *other.fStyleData.Get();
+		return *fStyleData == *other.fStyleData;
 
 	return false;
 }