feat: translate flight tutorial for next in-game trial

tools/verify_tutorial_step1.py

@@ -1,4 +1,4 @@
-"""Verify the bounded first tutorial translation against an original backup."""
+"""Verify the bounded first five tutorial groups against an original backup."""
 import argparse
 import hashlib
 import json
@@ -38,8 +38,8 @@ def main():
             assert source[a.start:a.end] == result[b.start:b.end]
         left, right = a.end, b.end
     assert source[left:] == result[right:], 'trailing bytes changed'
-    assert changed == list(range(12)), changed
-    print('MODIFIED: first 12 of 55 literals translated; all other bytes unchanged; PASS')
+    assert changed == list(range(15)), changed
+    print('MODIFIED: first 15 of 55 literals translated; all other bytes unchanged; PASS')
 
 
 if __name__ == '__main__':