fvp: remove libete-plugin.so

With FVP release 11.28.23 `libete-plugin.so` is removed and we
have `cluster0.has_ete` option instead.

Adapt CI scripts to use `has_ete` option and remove usage of
`libete-plugin.so`.

Change-Id: If18f7e777592dcbd1db9995c10f5889cbe607437
Signed-off-by: Govindraj Raja <govindraj.raja@arm.com>
diff --git a/run_config/fvp-aemv8a.all b/run_config/fvp-aemv8a.all
index 623902a..e05200f 100644
--- a/run_config/fvp-aemv8a.all
+++ b/run_config/fvp-aemv8a.all
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 #
-# Copyright (c) 2024, Arm Limited. All rights reserved.
+# Copyright (c) 2024-2025, Arm Limited. All rights reserved.
 #
 # SPDX-License-Identifier: BSD-3-Clause
 #
@@ -12,8 +12,8 @@
 	uart="1" file="hold_uart.exp" track_expect
 
 	model="$model" \
-		ete_plugin="1" \
 		etm_plugin="1" \
+		has_ete="1" \
 		has_sve="1" \
 		etm_present="1" \
 		amu_present="1" \