build(deps): bump pdfboxVersion from 3.0.7 to 3.0.8 (#7237)

[//]: # (dependabot-start)
⚠️  **Dependabot is rebasing this PR** ⚠️

Rebasing might not happen immediately, so don't worry if this takes some
time.

Note: if you make any changes to this PR yourself, they will take
precedence over the rebase.

---

[//]: # (dependabot-end)

Bumps `pdfboxVersion` from 3.0.7 to 3.0.8.
Updates `org.apache.pdfbox:preflight` from 3.0.7 to 3.0.8

Updates `org.apache.pdfbox:xmpbox` from 3.0.7 to 3.0.8

Updates `org.apache.pdfbox:pdfbox` from 3.0.7 to 3.0.8

Updates `org.apache.pdfbox:pdfbox-io` from 3.0.7 to 3.0.8

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)

</details>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
(cherry picked from commit 02a7db0f1e)

build.gradle

@@ -21,7 +21,7 @@ import org.gradle.jvm.toolchain.JavaLanguageVersion
 
 ext {
     springBootVersion = "4.0.6"
-    pdfboxVersion = "3.0.7"
+    pdfboxVersion = "3.0.8"
     imageioVersion = "3.13.1"
     lombokVersion = "1.18.46"
     bouncycastleVersion = "1.84"