test(e2e): fix getName assertion to the real catalog template

Smell-audited: 0: assertion-substring typo — the feature_not_supported
template reads 'is not supported', the case grepped 'not yet supported';
the full gate was otherwise green (gate_cadence: non-code fix + re-smoke,
no full re-run).

Author: chaploud

test/e2e/phase14_character_statics.sh

@@ -136,7 +136,7 @@ check '(.hashCode (char 97))'               '97'    character_instance_hashCode
 set +e
 out=$("$BIN" -e '(Character/getName 97)' 2>&1)
 set -e
-[[ "$out" == *"not yet supported"* ]] || fail "character_getName_unsupported: expected explicit unsupported, got '$out'"
+[[ "$out" == *"is not supported"* ]] || fail "character_getName_unsupported: expected explicit unsupported, got '$out'"
 echo "PASS character_getName_unsupported"
 
 echo "ALL PASS phase14_character_statics"