feat(274): name the モトツ pair with a slash in the transect subtitles

モトツ橋にモトツシェルター -> モトツ橋 / モトツシェルター, matching the two nodes the
visualiser lights side by side on the road. The rest of the diff is Aegisub's
saved cursor position.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01PLt25nCVMsoroKALYUBu6u

song-274/274-transect.ass

@@ -15,9 +15,9 @@ Video File: 274_transect.mp4
 Video AR Mode: 4
 Video AR Value: 1.777778
 Video Zoom Percent: 0.500000
-Scroll Position: 107
-Active Line: 124
-Video Position: 18574
+Scroll Position: 74
+Active Line: 82
+Video Position: 8587
 
 [V4+ Styles]
 Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
@@ -123,7 +123,7 @@ Dialogue: 0,0:04:38.70,0:04:41.02,274-place,,0,0,0,,福山大橋
 Dialogue: 0,0:04:41.02,0:04:43.29,274-place,,0,0,0,,千坂橋
 Dialogue: 0,0:04:43.29,0:04:45.12,274-place,,0,0,0,,オコタン橋
 Dialogue: 0,0:04:45.12,0:04:46.22,274-place,,0,0,0,,モトツトンネル
-Dialogue: 0,0:04:46.22,0:04:48.98,274-place,,0,0,0,,モトツ橋にモトツシェルター
+Dialogue: 0,0:04:46.22,0:04:48.98,274-place,,0,0,0,,モトツ橋 / モトツシェルター
 Dialogue: 0,0:04:48.98,0:04:51.39,274-place,,0,0,0,,福山トンネル
 Dialogue: 0,0:04:51.39,0:04:53.61,274-place,,0,0,0,,福穂橋
 Dialogue: 0,0:04:53.61,0:04:55.52,274-place,,0,0,0,,穂高トンネル