update tecnickcom/tcpdf to 6.6.2, fixes #2466

Closes #2466

Merge request studip/studip!1663

composer.lock

@@ -3983,16 +3983,16 @@
         },
         {
             "name": "tecnickcom/tcpdf",
-            "version": "6.5.0",
+            "version": "6.6.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/tecnickcom/TCPDF.git",
-                "reference": "cc54c1503685e618b23922f53635f46e87653662"
+                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/cc54c1503685e618b23922f53635f46e87653662",
-                "reference": "cc54c1503685e618b23922f53635f46e87653662",
+                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
+                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
                 "shasum": ""
             },
             "require": {
@@ -4043,7 +4043,7 @@
             ],
             "support": {
                 "issues": "https://github.com/tecnickcom/TCPDF/issues",
-                "source": "https://github.com/tecnickcom/TCPDF/tree/6.5.0"
+                "source": "https://github.com/tecnickcom/TCPDF/tree/6.6.2"
             },
             "funding": [
                 {
@@ -4051,7 +4051,7 @@
                     "type": "custom"
                 }
             ],
-            "time": "2022-08-12T07:50:54+00:00"
+            "time": "2022-12-17T10:28:59+00:00"
         },
         {
             "name": "thecodingmachine/safe",