Update tox.ini to work with tox 4

This change will allow this repo to pass zuul now
that this has merged:
https://review.opendev.org/c/zuul/zuul-jobs/+/866943

Tox 4 deprecated whitelist_externals.
Replace whitelist_externals with allowlist_externals

Partial-Bug: #2000399

Signed-off-by: Al Bailey <al.bailey@windriver.com>
Change-Id: I2dc26705317a5e6194318991ffad5c9d14f52922

nfv/tox.ini

@@ -18,7 +18,7 @@ stxdir = {toxinidir}/../..
 install_command = pip install \
     -c{env:UPPER_CONSTRAINTS_FILE:https://opendev.org/openstack/requirements/raw/branch/stable/stein/upper-constraints.txt} \
     {opts} {packages}
-whitelist_externals = cp
+allowlist_externals = cp
 
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt

nova-api-proxy/tox.ini

@@ -15,7 +15,7 @@ setenv = VIRTUAL_ENV={envdir}
          OS_TEST_TIMEOUT=60
          PYTHONDONTWRITEBYTECODE=True
 commands = find {toxinidir} -type f -not -path '{toxinidir}/.tox/*' -not -path '*/__pycache__/*' -name '*.py[c|o]' -delete
-whitelist_externals = find
+allowlist_externals = find
 
 deps=-r{toxinidir}/test-requirements.txt
 

tox.ini

@@ -12,7 +12,7 @@ setenv = VIRTUAL_ENV={envdir}
 install_command = pip install -U {opts} {packages}
 commands = find {toxinidir} -type f -not -path '{toxinidir}/.tox/*' -not -path '*/__pycache__/*' -name '*.py[c|o]' -delete
 deps = -r{toxinidir}/test-requirements.txt
-whitelist_externals = find
+allowlist_externals = find
 
 [testenv:venv]
 basepython = python3
@@ -32,7 +32,7 @@ description = Dummy environment to allow pylint to be run in subdir tox
 
 [testenv:linters]
 basepython = python3
-whitelist_externals = bash
+allowlist_externals = bash
 commands =
   bash -c "find {toxinidir}        \
             \( -name middleware/io-monitor/recipes-common/io-monitor/io-monitor/io_monitor/test-tools/yaml/* -prune \) \
@@ -46,7 +46,7 @@ deps = -r{toxinidir}/doc/requirements.txt
 commands =
     rm -rf doc/build
     sphinx-build -a -E -W -d doc/build/doctrees -b html doc/source doc/build/html
-whitelist_externals = rm
+allowlist_externals = rm
 
 [testenv:releasenotes]
 basepython = python3
@@ -54,7 +54,7 @@ deps = -r{toxinidir}/doc/requirements.txt
 commands =
     rm -rf releasenotes/build
     sphinx-build -a -E -W -d releasenotes/build/doctrees -b html releasenotes/source releasenotes/build/html
-whitelist_externals =
+allowlist_externals =
     rm
     reno
 
@@ -72,9 +72,9 @@ deps =
 commands =
   rm -rf api-ref/build
   sphinx-build -W -b html -d api-ref/build/doctrees api-ref/source api-ref/build/html
-whitelist_externals = rm
+allowlist_externals = rm
 
 [testenv:functional]
 basepython = python3
-whitelist_externals = cat
+allowlist_externals = cat
 commands = cat /etc/fm/fm.conf