Update Dockerfile for open62541 on Ubuntu 24.04

Author: jpfr

projects/open62541/Dockerfile

@@ -15,7 +15,7 @@
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 FROM gcr.io/oss-fuzz-base/base-builder:ubuntu-24-04
-RUN apt-get update && apt-get install -y make cmake python-six wget
+RUN apt-get update && apt-get install -y make cmake six wget
 # We need libmbedtls > 2.5.1 otherwise it does not include the lib for static linking
 RUN wget https://open62541.org/libmbedtls/libmbedtls-dev_2.6.0-1_amd64.deb && \
     wget https://open62541.org/libmbedtls/libmbedcrypto0_2.6.0-1_amd64.deb && \