minor travis file update

Author: dcarbone

.travis.yml

@@ -1,11 +1,10 @@
 language: php
-dist: xenial
+dist: focal
 sudo: false
 
 php:
-  - 7.2
-  - 7.3
   - 7.4
+  - 8.0
 
 env:
   global:
@@ -16,8 +15,8 @@ before_install: phpenv config-add ./tests/php.ini
 install:
   - mkdir -p $HOME/bin
   - export PATH="$HOME/bin:$PATH"
-  - wget "https://releases.hashicorp.com/consul/1.8.5/consul_1.8.5_linux_amd64.zip"
-  - unzip consul_1.8.5_linux_amd64.zip -d $HOME/bin
+  - wget "https://releases.hashicorp.com/consul/1.9.3/consul_1.9.3_linux_amd64.zip"
+  - unzip consul_1.9.3_linux_amd64.zip -d $HOME/bin
   - chmod +x $HOME/bin/consul
   - composer install --no-interaction --no-progress --no-suggest --optimize-autoloader