[ipython] Fix Build Failures Caused by Unsupported Python Version

IPython 8.19+ supports Python 3.10 and above, following SPEC0[^1]

[^1]: https://scientific-python.org/specs/spec-0000/

projects/ipython/Dockerfile

@@ -15,11 +15,7 @@
 ################################################################################
 
 FROM gcr.io/oss-fuzz-base/base-builder-python
-# Ensure we work from right python version
-RUN apt-get install -y python3.9 python3.9-dev && \
-    ln --force -s /usr/bin/python3.9 /usr/local/bin/python3 && \
-    apt-get install -y python3-pip && \
-    python3 -m pip install cython "atheris>=2.1.1" "pyinstaller==5.0.1" "coverage==6.3.2"
+RUN python3 -m pip install cython 'pyinstaller==6.7.0'
 RUN git clone https://github.com/ipython/ipython
 WORKDIR $SRC
 COPY build.sh fuzz_* $SRC/