chore: Update titles to call out community edition of YAFC (#2)

I've got both the original version of YAFC and the community edition
(CE) on my computer. I then realized you can't differentiate between
them, so I wanted to update the titles so you can tell the difference.

YAFC/Windows/MainScreen.cs

@@ -50,7 +50,7 @@ public MainScreen(int display, Project project) : base(default)
             Instance = this;
             tabBar = new MainScreenTabBar(this);
             allPages = new VirtualScrollList<ProjectPage>(30, new Vector2(0f, 2f), BuildPage, collapsible:true);
-            Create("Yet Another Factorio Calculator v"+YafcLib.version, display);
+            Create("Yet Another Factorio Calculator CE v"+YafcLib.version, display);
             SetProject(project);
         }
 
@@ -665,4 +665,4 @@ public void ShowTooltip(ImGui gui, ProjectPage page, bool isMiddleEdit, Rect rec
             });
         }
     }
-}
+}

YAFC/Windows/WelcomeScreen.cs

@@ -72,7 +72,7 @@ public WelcomeScreen() : base(ImGuiUtils.DefaultScreenPadding)
             errorScroll = new VerticalScrollCustom(20f, BuildError, collapsible:true);
             recentProjectScroll = new VerticalScrollCustom(20f, BuildRecentProjectList, collapsible:true);
             languageScroll = new VerticalScrollCustom(20f, LanguageSelection, collapsible: true);
-            Create("Welcome to YAFC v"+YafcLib.version.ToString(3), 45, null);
+            Create("Welcome to YAFC CE v"+YafcLib.version.ToString(3), 45, null);
             IconCollection.ClearCustomIcons();
             if (tips == null)
                 tips = File.ReadAllLines("Data/Tips.txt");
@@ -380,4 +380,4 @@ private void BuildRecentProjectList(ImGui gui)
             }
         }
     }
-}
+}