change: bump apache-airflow version to 2.8.4 (aws#4585)

* bump apache-airflow version

* Update tox.ini to bump apache-airflow

Author: knikure

requirements/extras/test_requirements.txt

@@ -12,7 +12,7 @@ awslogs==0.14.0
 black==22.3.0
 stopit==1.1.2
 # Update tox.ini to have correct version of airflow constraints file
-apache-airflow==2.8.3
+apache-airflow==2.8.4
 apache-airflow-providers-amazon==7.2.1
 attrs>=23.1.0,<24
 fabric==2.6.0

tox.ini

@@ -81,7 +81,7 @@ passenv =
 # Can be used to specify which tests to run, e.g.: tox -- -s
 commands =
     python -c "import os; os.system('install-custom-pkgs --install-boto-wheels')"
-    pip install 'apache-airflow==2.8.3' --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.8.3/constraints-3.8.txt"
+    pip install 'apache-airflow==2.8.4' --constraint "https://raw.githubusercontent.com/apache/airflow/constraints-2.8.4/constraints-3.8.txt"
     pip install 'torch==2.0.1+cpu' -f 'https://download.pytorch.org/whl/torch_stable.html'
     pip install 'torchvision==0.15.2+cpu' -f 'https://download.pytorch.org/whl/torch_stable.html'
     pip install 'dill>=0.3.8'