update travis config

Author: mmasiukevich

.travis.yml

@@ -2,7 +2,7 @@ language: php
 
 php:
   - 7.3
-  - 7.4snapshot
+  - 7.4
 
 services:
   - redis-server
@@ -17,15 +17,13 @@ before_script:
 
 install:
   - travis_retry composer install --no-interaction --no-suggest
-  - travis_retry wget -c -nc --retry-connrefused --tries=0 https://scrutinizer-ci.com/ocular.phar
-  - chmod +x ocular.phar
-  - composer show
 
 script:
   - ./vendor/bin/phpunit --configuration ./phpunit.xml --coverage-clover=coverage.clover
-  - if [ "$TRAVIS_PHP_VERSION" == "7.4snapshot"]; then ./vendor/bin/psalm --config=psalm.xml; fi
-  - if [ "$TRAVIS_PHP_VERSION" == "7.4snapshot"]; then ./vendor/bin/php-cs-fixer fix --allow-risky=yes --dry-run; fi
+  - if [ $TRAVIS_PHP_VERSION = "7.4" ]; then ./vendor/bin/psalm --config=psalm.xml; fi
+  - if [ $TRAVIS_PHP_VERSION = "7.4" ]; then ./vendor/bin/phpstan analyse src --level 7; fi
+  - if [ $TRAVIS_PHP_VERSION = "7.4" ]; then ./vendor/bin/php-cs-fixer fix --allow-risky=yes --dry-run; fi
 
 after_script:
-  - if [ "$TRAVIS_PHP_VERSION" == "7.4snapshot"]; then wget -c -nc --retry-connrefused --tries=0 https://scrutinizer-ci.com/ocular.phar; fi
-  - if [ "$TRAVIS_PHP_VERSION" == "7.4snapshot"]; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi
+  - if [ $TRAVIS_PHP_VERSION = "7.4" ]; then wget https://scrutinizer-ci.com/ocular.phar; fi
+  - if [ $TRAVIS_PHP_VERSION = "7.4" ]; then php ocular.phar code-coverage:upload --format=php-clover coverage.clover; fi