Bump tecnickcom/tcpdf from 6.9.3 to 6.9.4

Bumps [tecnickcom/tcpdf](https://github.com/tecnickcom/TCPDF) from 6.9.3 to 6.9.4.
- [Changelog](https://github.com/tecnickcom/TCPDF/blob/main/CHANGELOG.TXT)
- [Commits](https://github.com/tecnickcom/TCPDF/compare/6.9.3...6.9.4)

---
updated-dependencies:
- dependency-name: tecnickcom/tcpdf
  dependency-version: 6.9.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.lock

@@ -13676,16 +13676,16 @@
         },
         {
             "name": "tecnickcom/tcpdf",
-            "version": "6.9.3",
+            "version": "6.9.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/tecnickcom/TCPDF.git",
-                "reference": "d0e8dd17f8a1df3c97b94b9af8356e88e811ed59"
+                "reference": "c838d7f7babb0d35763acfb9ecf78c3f45966f83"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/d0e8dd17f8a1df3c97b94b9af8356e88e811ed59",
-                "reference": "d0e8dd17f8a1df3c97b94b9af8356e88e811ed59",
+                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/c838d7f7babb0d35763acfb9ecf78c3f45966f83",
+                "reference": "c838d7f7babb0d35763acfb9ecf78c3f45966f83",
                 "shasum": ""
             },
             "require": {
@@ -13735,15 +13735,15 @@
             ],
             "support": {
                 "issues": "https://github.com/tecnickcom/TCPDF/issues",
-                "source": "https://github.com/tecnickcom/TCPDF/tree/6.9.3"
+                "source": "https://github.com/tecnickcom/TCPDF/tree/6.9.4"
             },
             "funding": [
                 {
-                    "url": "https://www.paypal.com/cgi-bin/webscr?cmd=_donations&currency_code=GBP&business=paypal@tecnick.com&item_name=donation%20for%20tcpdf%20project",
+                    "url": "https://www.paypal.com/donate/?hosted_button_id=NZUEC5XS8MFBJ",
                     "type": "custom"
                 }
             ],
-            "time": "2025-04-20T15:52:50+00:00"
+            "time": "2025-05-13T11:34:35+00:00"
         },
         {
             "name": "thecodingmachine/safe",