Upgrade Almalinux to 9.7

Change-Id: I574553aa6c491a0e5a11554d9cab4c83455a3b02

almalinux/9/Dockerfile

diff --git a/almalinux/9/Dockerfile b/almalinux/9/Dockerfile
index 7017359..ba7975e 100644
--- a/almalinux/9/Dockerfile
+++ b/almalinux/9/Dockerfile
@@ -1,4 +1,4 @@
-FROM almalinux:9.6
+FROM almalinux:9.7
 LABEL org.opencontainers.image.authors="luca.milanesio@gmail.com"
 
 # Add Gerrit packages repository and the newest GPG key

almalinux/9/Dockerfile-dev

diff --git a/almalinux/9/Dockerfile-dev b/almalinux/9/Dockerfile-dev
index d645b2b..9d05e41 100644
--- a/almalinux/9/Dockerfile-dev
+++ b/almalinux/9/Dockerfile-dev
@@ -1,4 +1,4 @@
-FROM almalinux:9.4
+FROM almalinux:9.7
 LABEL org.opencontainers.image.authors="luca.milanesio@gmail.com"
 
 # Allow remote connectivity and sudo and install OpenJDK and Git