Reverting 280 namespace to common to match existing convention

33128/r17/urn_3GPP_ns_li_3GPPX1Extensions.xsd

 <?xml version="1.0" encoding="utf-8"?>
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
            xmlns="urn:3GPP:ns:li:3GPPX1Extensions:r17:v1"
-           xmlns:etsi103280="http://uri.etsi.org/03280/common/2017/07"
+           xmlns:common="http://uri.etsi.org/03280/common/2017/07"
            targetNamespace="urn:3GPP:ns:li:3GPPX1Extensions:r17:v1"
            elementFormDefault="qualified">
 
@@ -62,16 +62,16 @@
   <xs:complexType name="FSEID">
     <xs:sequence>
       <xs:element name="SEID" type="xs:unsignedLong"></xs:element>
-      <xs:element name="IPv4Address" type="etsi103280IPv4Address" minOccurs="0"></xs:element>
-      <xs:element name="IPv6Address" type="etsi103280IPv6Address" minOccurs="0"></xs:element>
+      <xs:element name="IPv4Address" type="common:IPv4Address" minOccurs="0"></xs:element>
+      <xs:element name="IPv6Address" type="common:IPv6Address" minOccurs="0"></xs:element>
    </xs:sequence>
   </xs:complexType>
 
   <xs:complexType name="FTEID">
     <xs:sequence>
       <xs:element name="TEID" type="xs:unsignedInt"></xs:element>
-      <xs:element name="IPv4Address" type="etsi103280IPv4Address" minOccurs="0"></xs:element>
-      <xs:element name="IPv6Address" type="etsi103280IPv6Address" minOccurs="0"></xs:element>
+      <xs:element name="IPv4Address" type="common:IPv4Address" minOccurs="0"></xs:element>
+      <xs:element name="IPv6Address" type="common:IPv6Address" minOccurs="0"></xs:element>
    </xs:sequence>
   </xs:complexType>
 
@@ -178,8 +178,8 @@
   <xs:complexType name="LILCSClientIPAddress">
     <xs:sequence>
       <xs:choice>
-        <xs:element name="IPv4Address" type="etsi103280IPv4Address"/>
-        <xs:element name="IPv6Address" type="etsi103280IPv6Address"/>
+        <xs:element name="IPv4Address" type="common:IPv4Address"/>
+        <xs:element name="IPv6Address" type="common:IPv6Address"/>
       </xs:choice>
     </xs:sequence>
   </xs:complexType>
@@ -240,7 +240,7 @@
   <xs:element name="AKMATargetIdentifier" type="AKMATargetIdentifier"></xs:element>
   <xs:complexType name="AKMATargetIdentifier">
     <xs:choice>
-      <xs:element name="AKID" type="etsi103280:NAI"></xs:element>
+      <xs:element name="AKID" type="common:NAI"></xs:element>
     </xs:choice>
   </xs:complexType>