Fix railroads dead pixels (#3166)

## Description:

Fix railroads coordinates to remove dead pixels
<img width="281" height="248" alt="image"
src="https://github.com/user-attachments/assets/dca6a954-c28f-44c0-8a5e-a7ad147f5dd2"
/>


## Please complete the following:

- [x] I have added screenshots for all UI updates
- [x] I process any text displayed to the user through translateText()
and I've added it to the en.json file
- [x] I have added relevant tests to the test directory
- [x] I confirm I have thoroughly tested these changes and take full
responsibility for any bugs introduced

## Please put your Discord username so you can be contacted if a bug or
regression is found:

Mr. Box

src/client/graphics/layers/RailroadSprites.ts

@@ -40,9 +40,9 @@ function horizontalRailroadRects(): number[][] {
 function verticalRailroadRects(): number[][] {
   // x/y/w/h
   const rects = [
-    [-1, -2, 1, 2],
-    [1, -2, 1, 2],
-    [0, -1, 1, 1],
+    [-1, -1, 1, 2],
+    [1, -1, 1, 2],
+    [0, 0, 1, 1],
   ];
   return rects;
 }
@@ -50,9 +50,9 @@ function verticalRailroadRects(): number[][] {
 function topRightRailroadCornerRects(): number[][] {
   // x/y/w/h
   const rects = [
-    [-1, -2, 1, 2],
+    [-1, -1, 1, 1],
     [0, -1, 1, 2],
-    [1, -2, 1, 4],
+    [1, -1, 1, 3],
   ];
   return rects;
 }
@@ -60,9 +60,9 @@ function topRightRailroadCornerRects(): number[][] {
 function topLeftRailroadCornerRects(): number[][] {
   // x/y/w/h
   const rects = [
-    [-1, -2, 1, 4],
+    [-1, -1, 1, 3],
     [0, -1, 1, 2],
-    [1, -2, 1, 2],
+    [1, -1, 1, 1],
   ];
   return rects;
 }
@@ -70,9 +70,9 @@ function topLeftRailroadCornerRects(): number[][] {
 function bottomRightRailroadCornerRects(): number[][] {
   // x/y/w/h
   const rects = [
-    [-1, 1, 1, 2],
+    [-1, 1, 1, 1],
     [0, 0, 1, 2],
-    [1, -1, 1, 4],
+    [1, -1, 1, 3],
   ];
   return rects;
 }
@@ -80,9 +80,9 @@ function bottomRightRailroadCornerRects(): number[][] {
 function bottomLeftRailroadCornerRects(): number[][] {
   // x/y/w/h
   const rects = [
-    [-1, -1, 1, 4],
+    [-1, -1, 1, 3],
     [0, 0, 1, 2],
-    [1, 1, 1, 2],
+    [1, 1, 1, 1],
   ];
   return rects;
 }
@@ -109,8 +109,8 @@ function horizontalBridge(): number[][] {
 function verticalBridge(): number[][] {
   // x/y/w/h
   return [
-    [-2, -2, 1, 3],
-    [2, -2, 1, 3],
+    [-2, -1, 1, 3],
+    [2, -1, 1, 3],
   ];
 }
 // ⌞