fix: install the missing python package

Modify SLES repositories to 15.6.
Install the missing python package `pyelftools` by pip3 for making
`spdk` packages.

Signed-off-by: James Lu <james.lu@suse.com>

package/Dockerfile

@@ -4,12 +4,12 @@ ARG ARCH=amd64
 
 RUN zypper -n addrepo --refresh https://download.opensuse.org/repositories/system:/snappy/SLE_15/system:snappy.repo && \
     zypper -n addrepo --refresh https://download.opensuse.org/repositories/network:/utilities/SLE_15/network:utilities.repo && \
-    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:libraries:c_c++/15.5/devel:libraries:c_c++.repo && \
-    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:Factory/15.5/devel:languages:python:Factory.repo && \
+    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:libraries:c_c++/15.6/devel:libraries:c_c++.repo && \
+    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:Factory/15.6/devel:languages:python:Factory.repo && \
     zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:backports/SLE_15/devel:languages:python:backports.repo && \
     zypper --gpg-auto-import-keys ref
 
-RUN zypper -n install cmake curl wget git gcc tar gzip xsltproc docbook-xsl-stylesheets python3 meson ninja python3-pip
+RUN zypper -n install cmake curl wget git gcc tar gzip xsltproc docbook-xsl-stylesheets python3 meson ninja python311-pip && pip3 install --no-cache-dir pyelftools
 
 # Build go-spdk-helper
 ENV GOLANG_ARCH_amd64=amd64 GOLANG_ARCH_arm64=arm64 GOLANG_ARCH_s390x=s390x GOLANG_ARCH=GOLANG_ARCH_${ARCH} \
@@ -97,8 +97,8 @@ ARG ARCH=amd64
 
 RUN zypper -n addrepo --refresh https://download.opensuse.org/repositories/system:/snappy/SLE_15/system:snappy.repo && \
     zypper -n addrepo --refresh https://download.opensuse.org/repositories/network:/utilities/SLE_15/network:utilities.repo && \
-    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:libraries:c_c++/15.5/devel:libraries:c_c++.repo && \
-    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:Factory/15.5/devel:languages:python:Factory.repo && \
+    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:libraries:c_c++/15.6/devel:libraries:c_c++.repo && \
+    zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:Factory/15.6/devel:languages:python:Factory.repo && \
     zypper -n addrepo --refresh https://download.opensuse.org/repositories/devel:languages:python:backports/SLE_15/devel:languages:python:backports.repo && \
     zypper --gpg-auto-import-keys ref