docs - remove broken link in ACI scenario guide (#76940)

docs/docsite/rst/scenario_guides/guide_aci.rst

@@ -599,7 +599,7 @@ The following error messages may occur and this section can help you understand
 
 
     APIC Error 801: property descr of uni/tn-TENANT/ap-AP failed validation for value 'A "legacy" network'
-        Some values in the APIC have strict format-rules to comply to, and the internal APIC validation check for the provided value failed. In the above case, the ``description`` parameter (internally known as ``descr``) only accepts values conforming to `Regex: [a-zA-Z0-9\\!#$%()*,-./:;@ _{|}~?&+]+ <https://pubhub-prod.s3.amazonaws.com/media/apic-mim-ref/docs/MO-fvAp.html#descr>`_, in general it must not include quotes or square brackets.
+        Some values in the APIC have strict format-rules to comply to, and the internal APIC validation check for the provided value failed. In the above case, the ``description`` parameter (internally known as ``descr``) only accepts values conforming to Regex: ``[a-zA-Z0-9\\!#$%()*,-./:;@ _{|}~?&+]+``, in general it must not include quotes or square brackets.
 
 
 .. _aci_guide_known_issues: