postgis 3.3.1 and 15beta4 upgrade ; remove postgis 2.5

[ImreSamu]

Changes:

• Drop Debian Stretch as it's EOL ( No Upstream update. Drop Debian Stretch as it's EOL docker-library/postgres#974 )

  • --> removing all postgis2.5 images. ( including 2.5-alpine )
    • Currently the alpine image is dependent on the debian version. In the future, this limitation should be removed with the next major planned refactoring ( ~ jq )

• Upgrade to Postgis 3.3.1

  • except 10-3.2

• upgrade to Postgres 15beta4

  • 15beta3-3.2 -> 15beta4-3.3
  • 15beta3-master -> 15beta4-master

• Removed test docker images:

  • 14-3.3.0rc2
  • 15beta3-3.3.0rc2

PR method:

# Remove Postgis 2.5 ( alpine, debian )
git rm -r 10-2.5/
git rm -r 11-2.5/

# Upgrade to 3.3
git mv 11-3.2/   11-3.3/  
git mv 12-3.2/   12-3.3/  
git mv 13-3.2/   13-3.3/  
git mv 14-3.2/   14-3.3/

# Removing test images
git rm -r 14-3.3.0rc2/ 
git rm -r 15beta3-3.3.0rc2/
git rm -r 15beta3-3.2/
git rm -r 15beta3-master/

# re-generate new docker files from template
make update

• later re-Added:

• 15beta4-3.2
• 15beta4-master

manual Upgrade :

• README.md
• .github/workflows/main.yml

Status:

• OLD: 21 JOB ( image )
• NEW: 15 JOB ( image )

[ImreSamu]

I have added

• the last minute "2022-09-11 09:09:10: postgis updated to version 3.3.1+dfsg-1.pgdg+1"

[ImreSamu]

I have re-added the new 15beta4-* images;
so All the planned things are done.

Status:

• OLD: 21 JOB ( image )
• NEW: 15 JOB ( image )

cc: @phillipross ; Ready to review ( Merge )

[phillipross]

lgtm

[phillipross]

a fond farewell to v2.5
thanks @ImreSamu !