pinned version of pet2bids (#57)

ezbids uses python 3.8, this change switches to an older version of pypet2bids that allows for the same

Author: bendhouseart

handler/Dockerfile

@@ -10,11 +10,11 @@ RUN apt update && \
 RUN apt update && apt install -y parallel python3 python3-pip tree curl unzip git jq python libgl-dev python-numpy bc
 
 RUN pip3 install numpy==1.23.0 nibabel==4.0.0 pandas matplotlib pyyaml==5.4.1 pydicom==2.3.1 natsort pydeface && \
-    pip3 install quickshear mne mne-bids
+    pip3 install quickshear mne mne-bids pypet2bids==1.4.1
 
 # Install pypet2bids
-RUN git clone https://github.com/openneuropet/PET2BIDS && \
-    cd PET2BIDS && make installpoetry buildpackage installpackage
+#RUN git clone https://github.com/openneuropet/PET2BIDS && \
+#    cd PET2BIDS && make installpoetry buildpackage installpackage
 
 RUN apt-get install -y build-essential pkg-config cmake git pigz rename zstd libopenjp2-7 libgdcm-tools wget libopenblas-dev && \
     apt-get clean -y && apt-get autoclean -y && apt-get autoremove -y