Refactor path arguments to tosa-tools

tosa_verif_conformance_generator
- Move to using ref-model-path instead of ref-model-dir
- Add schema-path and flatc-path
- Add model_files module to locate default places for files
convert2conformance
- Remove default paths
verifier
- Switch to using exact path of verifier library
tosa_verif_run_tests
- Use conformance model_files to locate defaults

Change-Id: Ieca3b164670e2a7dcb047743667cc4e8317daa97
Signed-off-by: Josef Malmström <josef.malmstrom@arm.com>
Signed-off-by: Jeremy Johnson <jeremy.johnson@arm.com>
diff --git a/verif/tests/test_tosa_run_tests_args.py b/verif/tests/test_tosa_run_tests_args.py
index a0c3ed5..e6c5001 100644
--- a/verif/tests/test_tosa_run_tests_args.py
+++ b/verif/tests/test_tosa_run_tests_args.py
@@ -1,5 +1,5 @@
 """Tests for tosa_verif_run_tests.py."""
-# Copyright (c) 2021-2022, ARM Limited.
+# Copyright (c) 2021-2023, ARM Limited.
 # SPDX-License-Identifier: Apache-2.0
 from runner.tosa_verif_run_tests import parseArgs
 
@@ -15,7 +15,7 @@
     """Test arguments - ref_model_path."""
     args = ["--ref-model-path", "ref_model_path", "-t", "test"]
     parsed_args = parseArgs(args)
-    assert parsed_args.ref_model_path == "ref_model_path"
+    assert str(parsed_args.ref_model_path) == "ref_model_path"
 
 
 def test_args_ref_debug():