[shotwell] Fix and clarify the helper header for GPhoto

[Jens Georg <jensgeorg src gnome org>]

commit 2e668ff82f31704973acd5520f90f4576c7519a9
Author: Jens Georg <mail jensge org>
Date:   Sun Mar 14 12:22:55 2021 +0100

    Fix and clarify the helper header for GPhoto

 vapi/libgphoto2.vapi                        | 8 ++++----
 vapi/{gphoto.h => shotwell-gphoto-helper.h} | 0
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/vapi/libgphoto2.vapi b/vapi/libgphoto2.vapi
index adcef5c5..aeab7255 100644
--- a/vapi/libgphoto2.vapi
+++ b/vapi/libgphoto2.vapi
@@ -53,7 +53,7 @@ namespace GPhoto {
         ref_function="GPHOTO_REF_CAMERA",
         unref_function="gp_camera_unref",
         free_function="gp_camera_free",
-        cheader_filename="gphoto2/gphoto2-camera.h,gphoto2.h"
+        cheader_filename="gphoto2/gphoto2-camera.h,shotwell-gphoto-helper.h"
     )]
     public class Camera {
         [CCode (cname="gp_camera_new")]
@@ -99,7 +99,7 @@ namespace GPhoto {
         ref_function="GPHOTO_REF_FILE",
         unref_function="gp_file_unref",
         free_function="gp_file_free",
-        cheader_filename="gphoto2/gphoto2-file.h,gphoto2.h"
+        cheader_filename="gphoto2/gphoto2-file.h,shotwell-gphoto-helper.h"
     )]
     public class CameraFile {
         [CCode (cname="gp_file_new")]
@@ -252,7 +252,7 @@ namespace GPhoto {
         ref_function="GPHOTO_REF_LIST",
         unref_function="gp_list_unref",
         free_function="gp_list_free",
-        cheader_filename="gphoto2/gphoto2-list.h,gphoto2.h"
+        cheader_filename="gphoto2/gphoto2-list.h,shotwell-gphoto-helper.h"
     )]
     public class CameraList {
         [CCode (cname="gp_list_new")]
@@ -324,7 +324,7 @@ namespace GPhoto {
     [CCode (
         ref_function="GPHOTO_REF_CONTEXT",
         unref_function="gp_context_unref",
-        cheader_filename="gphoto2/gphoto2-context.h,gphoto2.h"
+        cheader_filename="gphoto2/gphoto2-context.h,shotwell-gphoto-helper.h"
     )]
     public class Context {
         [CCode (cname="gp_context_new")]
diff --git a/vapi/gphoto.h b/vapi/shotwell-gphoto-helper.h
similarity index 100%
rename from vapi/gphoto.h
rename to vapi/shotwell-gphoto-helper.h