Update tc-advisory-A2-2.xml

issue time: 1900Z
obs time: 1800Z
TC ADVISORY

DTG:                        20040925/1900Z
TCAC:                       YUFO
TC:                         GLORIA
ADVISORY NR:                2004/13
OBS PSN:                    25/1800Z N2706 W07306
CB:                         WI 250NM OF TC CENTRE TOP FL500
MOV:                        NW 20KMH
INTST CHANGE:               INTSF
C:                          965HPA
MAX WIND:                   22MPS
FCST PSN +6 HR:             25/2200Z N2748 W07350
FCST MAX WIND +6 HR:        22MPS
FCST PSN +12 HR:            26/0400Z N2830 W07430
FCST MAX WIND +12 HR:       22MPS
FCST PSN +18 HR:            26/1000Z N2852 W07500
FCST MAX WIND +18 HR:       21MPS
FCST PSN +24 HR:            26/1600Z N2912 W07530
FCST MAX WIND +24 HR:       20MPS
RMK:                        NIL
NXT MSG:                    20040925/2000Z

IWXXM/examples/tc-advisory-A2-2.xml

@@ -12,7 +12,7 @@
 
     <iwxxm:issueTime>
         <gml:TimeInstant gml:id="uuid.d1858428-a96d-4825-aecd-07a929ab07d2">
-            <gml:timePosition>2004-09-25T16:00:00Z</gml:timePosition>
+            <gml:timePosition>2004-09-25T19:00:00Z</gml:timePosition>
         </gml:TimeInstant>
     </iwxxm:issueTime>
 
@@ -41,7 +41,7 @@
         <iwxxm:TropicalCycloneObservedConditions gml:id="uuid.78eddcd7-acfe-4649-b633-36189eaffc5d">
             <iwxxm:phenomenonTime>
                 <gml:TimeInstant gml:id="uuid.023a036d-6945-492b-b9e5-30bf5df83179">
-                    <gml:timePosition>2004-09-25T16:00:00Z</gml:timePosition>
+                    <gml:timePosition>2004-09-25T18:00:00Z</gml:timePosition>
                 </gml:TimeInstant>
             </iwxxm:phenomenonTime>
             <iwxxm:tropicalCyclonePosition>