Revert "KAFKA-17520 align the low bound of ducktape version (#17481)"

This reverts commit 51253e2bf4134c1232ead4ce3666949669d0dea6.
diff --git a/tests/docker/Dockerfile b/tests/docker/Dockerfile
index 57b71bf..bca8253 100644
--- a/tests/docker/Dockerfile
+++ b/tests/docker/Dockerfile
@@ -63,8 +63,7 @@
 # we have to install git since it is included in openjdk:8 but not openjdk:11
 RUN apt update && apt install -y sudo git netcat iptables rsync unzip wget curl jq coreutils openssh-server net-tools vim python3-pip python3-dev libffi-dev libssl-dev cmake pkg-config libfuse-dev iperf traceroute iproute2 iputils-ping && apt-get -y clean
 RUN python3 -m pip install -U pip==21.1.1;
-# NOTE: ducktape 0.11.4 requires python3.9
-RUN pip3 install --upgrade cffi virtualenv pyasn1 boto3 pycrypto pywinrm ipaddress enum34 debugpy && pip3 install --upgrade "ducktape==0.11.4"
+RUN pip3 install --upgrade cffi virtualenv pyasn1 boto3 pycrypto pywinrm ipaddress enum34 debugpy && pip3 install --upgrade "ducktape>0.8"
 
 COPY --from=build-native-image /build/kafka-binary/ /opt/kafka-binary/
 # Set up ssh
diff --git a/tests/setup.py b/tests/setup.py
index fd3b973..f60870d 100644
--- a/tests/setup.py
+++ b/tests/setup.py
@@ -51,7 +51,7 @@
       license="apache2.0",
       packages=find_packages(),
       include_package_data=True,
-      install_requires=["ducktape==0.11.4", "requests==2.31.0"],
+      install_requires=["ducktape==0.8.14", "requests==2.24.0"],
       tests_require=["pytest", "mock"],
       cmdclass={'test': PyTest},
       zip_safe=False