More Dockerfile fixes

Author: RobinD42

docker/build/fedora-37/Dockerfile

@@ -37,8 +37,7 @@ RUN \
 RUN \
 # Install all available Python packages and their dev packages
         dnf -y install python3 python3-tools python3-devel; \
-        dnf -y install python3.9; \
-        dnf -y install python3.10;
+        dnf -y install python3.10 python3.10-tools python3.10-devel;
 
 RUN \
 # Clean up dnf caches
@@ -55,7 +54,6 @@ WORKDIR ${HOME}
 RUN \
         cd ${HOME}; \
         mkdir -p ${HOME}/venvs; \
-        python3.9 -m venv venvs/Py39; \
         python3.10 -m venv venvs/Py310; \
         python3.11 -m venv venvs/Py311;
 

docker/build/fedora-38/Dockerfile

@@ -37,8 +37,7 @@ RUN \
 RUN \
 # Install all available Python packages and their dev packages
         dnf -y install python3 python3-tools python3-devel; \
-        dnf -y install python3.9; \
-        dnf -y install python3.10;
+        dnf -y install python3.10 python3.10-tools python3.10-devel;
 
 RUN \
 # Clean up dnf caches
@@ -55,7 +54,6 @@ WORKDIR ${HOME}
 RUN \
         cd ${HOME}; \
         mkdir -p ${HOME}/venvs; \
-        python3.9 -m venv venvs/Py39; \
         python3.10 -m venv venvs/Py310; \
         python3.11 -m venv venvs/Py311;
 

docker/build/rocky-9/Dockerfile

@@ -41,6 +41,7 @@ RUN \
                 webkit2gtk3-devel; \
 # Install all available Python packages and their dev packages
         yum -y install python3 python3-devel; \
+        yum -y install python3.11 python3.11-devel; \
 # Clean up the yum caches
         yum clean all;