chore: align apidoc pass (cloudnative-pg#2855)

Fixes the current broken main branch

Signed-off-by: Armando Ruocco <armando.ruocco@enterprisedb.com>

Author: armru

docs/src/cloudnative-pg.v1.md

@@ -1451,7 +1451,7 @@ user by setting it to <code>NULL</code>. Enabled by default.</p>
 </td>
 <td>
    <p>The time in seconds that is allowed for a PostgreSQL instance to
-successfully start up (default 3600)
+successfully start up (default 3600).
 The startup probe failure threshold is derived from this value using the formula:
 ceiling(startDelay / 10).</p>
 </td>