docker: remove centos7 as default

Signed-off-by: Vitor Bandeira <[email protected]>

Author: vvbandeira

docker/Dockerfile.builder

@@ -2,7 +2,7 @@
 # i.e., "./build_openroad.sh --local" from inside a docker container
 # NOTE: don't use this file directly unless you know what you are doing,
 # instead use etc/DockerHelper.sh
-ARG fromImage=openroad/flow-centos7-dev:latest
+ARG fromImage=openroad/flow-ubuntu22.04-dev:latest
 
 FROM $fromImage
 

docker/Dockerfile.dev

@@ -1,7 +1,7 @@
 # create image with dependencies needed to compile openroad app and run openroad flow scripts
 # NOTE: don't use this file directly unless you know what you are doing,
 # instead use etc/DockerHelper.sh
-ARG fromImage=centos:centos7
+ARG fromImage=ubuntu:22.04
 
 FROM $fromImage
 
@@ -21,4 +21,4 @@ ARG fromImage
 
 RUN echo "$fromImage" | grep -q "ubuntu" && \
     strip --remove-section=.note.ABI-tag /usr/lib/x86_64-linux-gnu/libQt5Core.so || \
-    echo "Skipping strip command as fromImage does not contain 'ubuntu'"
+    echo "Skipping strip command as fromImage does not contain 'ubuntu'"