library/L3_Templates: fix: ensure 'no extension' in {ts,tr}_Called

Our definitions contain the minimum for 'CalledPartyBCD_Number',
optional extensions are not supported.  Thus do not indicate their
presence, use '1'B (inverted logic) in both templates.

Change-Id: I448a1f7b71ed7d63d397da2b7d04942b501deaa5
Related: SYS#5340
diff --git a/library/L3_Templates.ttcn b/library/L3_Templates.ttcn
index 2eb0bb2..5bd87eb 100644
--- a/library/L3_Templates.ttcn
+++ b/library/L3_Templates.ttcn
@@ -1112,7 +1112,7 @@
 	lengthIndicator := 0,			/* overwritten */
 	numberingPlanIdentification := '0000'B,
 	typeOfNumber := '000'B,			/* unknown */
-	ext1 := '0'B,
+	ext1 := '1'B, /* no extension */
 	digits := digits
 }
 
@@ -1121,7 +1121,7 @@
 	lengthIndicator := ?,
 	numberingPlanIdentification := ?,
 	typeOfNumber := ?,
-	ext1 := ?,
+	ext1 := '1'B, /* no extension */
 	digits := digits
 }