Rm forgotten armc5

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/tests/scripts/components-platform.sh b/tests/scripts/components-platform.sh
index 572c869..fc7092f 100644
--- a/tests/scripts/components-platform.sh
+++ b/tests/scripts/components-platform.sh
@@ -488,5 +488,5 @@
 
 support_build_armcc () {
     armc6_cc="$ARMC6_BIN_DIR/armclang"
-    (check_tools "$armc5_cc" "$armc6_cc" > /dev/null 2>&1)
+    (check_tools "$armc6_cc" > /dev/null 2>&1)
 }