Fix PSP_QueueGeometry funcion rendering some textures too small

(cherry picked from commit c1e715439abbd4b668840fe6f672f6bdec2dad2c)

src/render/psp/SDL_render_psp.c

@@ -769,8 +769,8 @@ static bool PSP_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SD
             verts->col.b = (Uint8)SDL_roundf(SDL_clamp(col_->b * color_scale, 0.0f, 1.0f) * 255.0f);
             verts->col.a = (Uint8)SDL_roundf(SDL_clamp(col_->a, 0.0f, 1.0f) * 255.0f);
 
-            verts->u = uv_[0] * psp_texture->textureWidth;
-            verts->v = uv_[1] * psp_texture->textureHeight;
+            verts->u = uv_[0] * (float) psp_texture->width;
+            verts->v = uv_[1] * (float) psp_texture->height;
 
             verts++;
         }