Text above single arrow reaction is not centered

[Zhirnoff]

Steps to Reproduce

1. Copy and Paste on canvas

$RDFILE 1
$DATM    11/05/24 14:47
$RFMT
$RXN

 -INDIGO- 1105241447

  1  1
$MOL

  -INDIGO-11052414472D

  6  6  0  0  0  0  0  0  0  0999 V2000
    9.9598   -8.6501    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   11.6902   -8.6496    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   10.8266   -8.1500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   11.6902   -9.6505    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
    9.9598   -9.6550    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   10.8288  -10.1500    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  3  1  2  0  0  0  0
  1  5  1  0  0  0  0
  5  6  2  0  0  0  0
  6  4  1  0  0  0  0
  4  2  2  0  0  0  0
  2  3  1  0  0  0  0
M  END
$MOL

  -INDIGO-11052414472D

  6  6  0  0  0  0  0  0  0  0999 V2000
   18.3598   -8.6001    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   20.0902   -8.5996    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   19.2266   -8.1000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   20.0902   -9.6005    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   18.3598   -9.6050    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
   19.2288  -10.1000    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0
  3  1  2  0  0  0  0
  1  5  1  0  0  0  0
  5  6  2  0  0  0  0
  6  4  1  0  0  0  0
  4  2  2  0  0  0  0
  2  3  1  0  0  0  0
M  END


$DTYPE Name
$DATUM Agrsthtyjyil9op98p90i6yrtrwwr6u579po9
$DTYPE Reference
$DATUM Not available
$DTYPE Reaction Conditions
$DATUM Agrsthtyjyil9op98p90i6yrtrwwr6u579po9

Actual behavior
Text above single arrow reaction is not centered

Expected behavior
Text above single arrow reaction is centered as described in requrements p.3 Dynamic Positioning and Alignment

Desktop:

• OS: Windows 11
• Browser Chrome
• Version 128.0.6613.120 (Official Build) (64-bit)

Ketcher version
[Version 2.26.0-rc.7]
Indigo version
[Version 1.27.0-dev.1]

Bug foun while pre-testing: #2559

[ivanmaslow]

Alignment depends on size of text - it should be fixed:
short.zip:

long.zip: