mac-virtualcam: Make DAL plugin filename case consistent

This caused issues on case sensitive filesystems

plugins/mac-virtualcam/src/dal-plugin/OBSDALDevice.mm

@@ -22,7 +22,7 @@
 #import <CoreFoundation/CoreFoundation.h>
 #include <IOKit/audio/IOAudioTypes.h>
 
-#import "OBSDALPlugin.h"
+#import "OBSDALPlugIn.h"
 #import "Logging.h"
 
 @interface OBSDALDevice ()

plugins/mac-virtualcam/src/dal-plugin/OBSDALPlugIn.mm

@@ -17,7 +17,7 @@
 //  You should have received a copy of the GNU General Public License
 //  along with obs-mac-virtualcam. If not, see <http://www.gnu.org/licenses/>.
 
-#import "OBSDALPlugin.h"
+#import "OBSDALPlugIn.h"
 
 #import <CoreMediaIO/CMIOHardwarePlugin.h>
 

plugins/mac-virtualcam/src/dal-plugin/OBSDALPlugInInterface.mm

@@ -23,7 +23,7 @@
 
 #import <CoreFoundation/CFUUID.h>
 
-#import "OBSDALPlugin.h"
+#import "OBSDALPlugIn.h"
 #import "OBSDALDevice.h"
 #import "OBSDALStream.h"
 #import "Logging.h"

plugins/mac-virtualcam/src/dal-plugin/OBSDALStream.mm

@@ -25,7 +25,7 @@
 
 #import "Logging.h"
 #import "CMSampleBufferUtils.h"
-#import "OBSDALPlugin.h"
+#import "OBSDALPlugIn.h"
 
 @interface OBSDALStream () {
 	CMSimpleQueueRef _queue;