tools/ci: add pyelftools and cxxfilt

tools/ci/cibuild.sh

@@ -68,6 +68,8 @@ function python-tools {
   pip3 install pytest-json==0.4.0
   pip3 install pytest-ordering==0.6
   pip3 install pyserial==3.5
+  pip3 install pyelftools
+  pip3 install cxxfilt
 
   # MCUboot's tool for image signing and key management
   if ! command -v imgtool &> /dev/null; then

tools/ci/docker/linux/Dockerfile

@@ -271,6 +271,8 @@ RUN pip3 install pytest-repeat==0.9.1
 RUN pip3 install pytest-json==0.4.0
 RUN pip3 install pytest-ordering==0.6
 RUN pip3 install pyserial==3.5
+# Used to generate symbol table files
+RUN pip3 install pyelftools cxxfilt
 
 RUN mkdir /tools
 WORKDIR /tools