Upgrade to PostGIS 15-3.5 and Nginx 1.26.3

Author: giohappy

.env.sample

@@ -8,11 +8,11 @@ DOCKER_API_VERSION="1.24"
 BACKUPS_VOLUME_DRIVER=local
 
 GEONODE_BASE_IMAGE_VERSION=4.4.x
-NGINX_BASE_IMAGE_VERSION=1.25.3-latest
+NGINX_BASE_IMAGE_VERSION=1.26.3-v1
 LETSENCRYPT_BASE_IMAGE_VERSION=2.6.0-latest
 GEOSERVER_BASE_IMAGE_VERSION=2.24.4-v2
 GEOSERVER_DATA_BASE_IMAGE_VERSION=2.24.4-v3
-POSTGRES_BASE_IMAGE_VERSION=15.3-latest
+POSTGRES_BASE_IMAGE_VERSION=15-3.5-v1
 
 C_FORCE_ROOT=1
 FORCE_REINIT=false