chore(deps): bump oracledb from 4.0.1 to 4.0.2 (#1109)

Bumps [oracledb](https://github.com/oracle/python-oracledb) from 4.0.1
to 4.0.2.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/oracle/python-oracledb/releases">oracledb's
releases</a>.</em></p>
<blockquote>
<h2>v4.0.2</h2>
<p>python-oracledb 4.0.2 is now released. This release addresses a
number of issues. See the <a
href="https://python-oracledb.readthedocs.io/en/latest/release_notes.html#oracledb-4-0-2-july-2026">full
release notes</a> for all of the details.</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/oracle/python-oracledb/commit/807750b4e7b85123df89f065f4cf78bde0d5cd99"><code>807750b</code></a>
Preparing to release python-oracledb 4.0.2.</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/1c6683b664af98dc550f97c7e1e773d58f0ebfcd"><code>1c6683b</code></a>
Fixed bug causing an exception to be raised when calling</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/98777f43fae433200ea03990fcee2685fa81ad27"><code>98777f4</code></a>
Correct test.</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/274db392220303dfe7bde5b6983cfe7c7119dbc7"><code>274db39</code></a>
Tweaked release note.</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/c5423770b2a88781df00ef32e46f85a0af6d1ab8"><code>c542377</code></a>
Fixed bug where TIMESTAMP WITH TIME ZONE column data was converted
incorrectly</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/b917422d106716d3f1f11f786f71305e6f96eb9e"><code>b917422</code></a>
Fixed bug causing precision and scale to be incorrect for timestamps
and</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/65badc74964cde21a91b33a07bada30abf2c5aef"><code>65badc7</code></a>
Fixed bug when fetching NCHAR or NVARCHAR2 columns (<a
href="https://redirect.github.com/oracle/python-oracledb/issues/595">#595</a>).</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/afc5445c421469264bf53fe220263f50661554a0"><code>afc5445</code></a>
Fixed segfault when calling Connection.fetch_df_all() and</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/c08edf6c86de2c88b19846464dccac3b6e0af734"><code>c08edf6</code></a>
Fixed bug where callers waiting on ConnectionPool.acquire() would
wait</li>
<li><a
href="https://github.com/oracle/python-oracledb/commit/9c56a49fbc59d5fc67ebf93e59306b2ca38b10cd"><code>9c56a49</code></a>
Fixed bug where ConnectionPool.wait_timeout returned the value in
seconds</li>
<li>Additional commits viewable in <a
href="https://github.com/oracle/python-oracledb/compare/v4.0.1...v4.0.2">compare
view</a></li>
</ul>
</details>
<br />


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