Improve prediction table alignment

Dependencies

• [2] BZTIJPUB Finish the predictions
• [3] 5LKTNB6O LOTS of progress
• [4] CBUCBYTV Progress
• [5] 73PQOETU Update slides to 2021 situation
• [*] ARAFRHKU Create the outline of the talk

Change contents

• replacement in sections/7-predictions.md at line 48
  [3.54717]→[3.54717:54907](∅→∅)
  − <td align="right">-1</td>

  − <td align="right">-1</td>

  − <td align="right">-1</td>

  − <td align="right">+1</td>

  − <td align="right">+2</td>
  [3.54717]

  [3.54907]
  + <td align="center"><code>-</code></td>

  + <td align="center"><code>-</code></td>

  + <td align="center"><code>-</code></td>

  + <td align="center"><code>+</code></td>

  + <td align="center"><code>++</code></td>
• replacement in sections/7-predictions.md at line 56
  [3.55635]→[3.55635:55749](∅→∅),[3.55749]→[2.194:268](∅→∅)
  − <td align="right">+2</td>

  − <td align="right">+1</td>

  − <td align="right">-1</td>

  − <td align="right">0</td>

  − <td align="right">0</td>
  [3.55635]

  [3.55825]
  + <td align="center"><code>++</code></td>

  + <td align="center"><code>+</code></td>

  + <td align="center"><code>-</code></td>

  + <td align="center"><code>0</code></td>

  + <td align="center"><code>0</code></td>
• replacement in sections/7-predictions.md at line 64
  [3.55916]→[3.55916:56106](∅→∅)
  − <td align="right">+2</td>

  − <td align="right">+2</td>

  − <td align="right">-2</td>

  − <td align="right">-1</td>

  − <td align="right">+1</td>
  [3.55916]

  [3.56106]
  + <td align="center"><code>++</code></td>

  + <td align="center"><code>++</code></td>

  + <td align="center"><code>--</code></td>

  + <td align="center"><code>-</code></td>

  + <td align="center"><code>+</code></td>
• replacement in sections/7-predictions.md at line 72
  [3.56194]→[3.56194:56381](∅→∅)
  − <td align="right">-2</td>

  − <td align="right">-1</td>

  − <td align="right">0</td>

  − <td align="right">0</td>

  − <td align="right">0</td>
  [3.56194]

  [3.56381]
  + <td align="center"><code>--</code></td>

  + <td align="center"><code>-</code></td>

  + <td align="center"><code>0</code></td>

  + <td align="center"><code>0</code></td>

  + <td align="center"><code>0</code></td>
• replacement in sections/7-predictions.md at line 80
  [3.56447]→[3.56447:56561](∅→∅),[3.56561]→[2.269:344](∅→∅)
  − <th align="right">+1</td>

  − <th align="right">+1</td>

  − <th align="right">-4</td>

  − <th align="right">0</td>

  − <th align="right">+3</td>
  [3.56447]

  [3.56637]
  + <th align="center"><code>+1</code></td>

  + <th align="center"><code>+1</code></td>

  + <th align="center"><code>-4</code></td>

  + <th align="center"><code>0</code></td>

  + <th align="center"><code>+3</code></td>