Format project, apply custom clang-format only to Unity bindings project

.clang-format

@@ -24,7 +24,6 @@ BraceWrapping:
   AfterClass:      true
   AfterControlStatement: true
   AfterEnum:       true
-  AfterExternBlock: true
   AfterFunction:   true
   AfterNamespace:  true
   AfterStruct:     true
@@ -63,7 +62,6 @@ IncludeCategories:
   - Regex:           '^<'
     Priority:        2
 IndentCaseLabels: true
-IndentExternBlock: true
 IndentPPDirectives: AfterHash
 IndentWidth:     4
 IndentWrappedFunctionNames: true

src/openrct2-bindings/.clang-format

@@ -0,0 +1,6 @@
+---
+BasedOnStyle: InheritParentConfig
+BraceWrapping:
+  AfterExternBlock: true
+IndentExternBlock: true
+...

src/openrct2-bindings/Map/Path.cpp

@@ -73,7 +73,7 @@ extern "C"
     EXPORT void GetPathElementAt(int x, int y, int index, PathInfo* element)
     {
         const TileElement* source = GetTileElementAt(x, y, index, TileElementType::Path);
-        SetPathInfo(x, y, index, source, element);        
+        SetPathInfo(x, y, index, source, element);
     }
 
     // Writes all the path element details to the specified buffer.

src/openrct2-bindings/Map/Surface.cpp

@@ -2,11 +2,9 @@
 #include "../Utilities/Logging.h"
 #include "../Utilities/TileElementHelper.h"
 
-#include <openrct2/object/ObjectManager.h>
 #include <openrct2/object/TerrainEdgeObject.h>
 #include <openrct2/object/TerrainSurfaceObject.h>
 #include <openrct2/paint/tile_element/Paint.Surface.h>
-#include <openrct2/paint/tile_element/Paint.Surface.cpp>
 #include <openrct2/world/Map.h>
 
 extern "C"
@@ -32,9 +30,9 @@ extern "C"
         uint8_t grassLength = surface->GetGrassLength();
         auto imageId = ImageId(surfaceObject->GetImageId({ x, y }, grassLength, element->GetDirection(), 0, false, false));
         if (surfaceObject->Colour != 255)
-            {
+        {
             imageId = imageId.WithPrimary(surfaceObject->Colour);
-            }
+        }
         return imageId.ToUInt32();
     }
 

src/openrct2-bindings/Map/Track.cpp

@@ -28,7 +28,7 @@ extern "C"
     static void SetTrackInfo(int x, int y, int index, const TileElement* source, TrackInfo* target)
     {
         const TrackElement* track = source->AsTrack();
-                
+
         if (track == nullptr)
         {
             dll_log("Could not find track element at %i, %i, index %i", x, y, index);

src/openrct2-bindings/Map/Wall.cpp

@@ -93,7 +93,7 @@ extern "C"
         const TileElement* source = GetTileElementAt(x, y, index, TileElementType::Wall);
         SetWallInfo(x, y, index, source, element);
     }
-        
+
     // Writes all the wall element details to the specified buffer.
     EXPORT int GetAllWallElementsAt(int x, int y, WallInfo* elements, int length)
     {