minor #9914 Include PHP 7.3 in the build (pamil)

This PR was merged into the 1.3 branch.

Discussion
----------

| Q               | A
| --------------- | -----
| Branch?         | 1.3
| Bug fix?        | no
| New feature?    | no
| BC breaks?      | no
| Deprecations?   | no <!-- don't forget to update the UPGRADE-*.md file -->
| Related tickets | based on #9929 
| License         | MIT

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 - Bug fixes must be submitted against the 1.2 or 1.3 branch (the lowest possible)
 - Features and deprecations must be submitted against the master branch
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Commits
-------

c8caf43 Include PHP 7.3 in the build

.travis.yml

@@ -12,17 +12,47 @@ env:
 matrix:
     include:
         -
-            php: 7.2
+            php: 7.3
             env:
                 - SYLIUS_SUITE="application"
                 - SYMFONY_VERSION="3.4.*"
             services:
                 - memcached
-        -   if: type IN (cron, api) OR tag IS present
+        -
+            if: type IN (cron, api) OR tag IS present
+            php: 7.3
+            env:
+                - SYLIUS_SUITE="application"
+                - SYMFONY_VERSION="4.2.*"
+            services:
+                - memcached
+        -
+            php: 7.3
+            env:
+                - SYLIUS_SUITE="docs packages"
+                - SYMFONY_VERSION="3.4.*"
+            services:
+                - docker
+            addons:
+                apt:
+                    packages:
+                    - parallel
+        -
+            if: type IN (cron, api) OR tag IS present
+            php: 7.3
+            env:
+                - SYLIUS_SUITE="packages"
+                - SYMFONY_VERSION="4.2.*"
+            addons:
+                apt:
+                    packages:
+                    - parallel
+        -
+            if: type IN (cron, api) OR tag IS present
             php: 7.2
             env:
                 - SYLIUS_SUITE="application"
-                - SYMFONY_VERSION="4.1.*"
+                - SYMFONY_VERSION="3.4.*"
             services:
                 - memcached
         -
@@ -32,7 +62,8 @@ matrix:
                 - SYMFONY_VERSION="4.2.*"
             services:
                 - memcached
-        -   
+        -
+            if: type IN (cron, api) OR tag IS present
             php: 7.2
             env:
                 - SYLIUS_SUITE="packages"
@@ -41,22 +72,11 @@ matrix:
                 apt:
                     packages:
                         - parallel
-        -   if: type IN (cron, api) OR tag IS present
+        -   
             php: 7.2
             env:
                 - SYLIUS_SUITE="packages"
-                - SYMFONY_VERSION="4.1.*"
-            addons:
-                apt:
-                    packages:
-                        - parallel
-        -
-            php: 7.2
-            env:
-                - SYLIUS_SUITE="docs packages"
                 - SYMFONY_VERSION="4.2.*"
-            services:
-                - docker
             addons:
                 apt:
                     packages:

composer.json

@@ -109,6 +109,7 @@
         "matthiasnoback/symfony-config-test": "^3.0",
         "matthiasnoback/symfony-dependency-injection-test": "^2.0",
         "mikey179/vfsStream": "^1.6",
+        "pamil/phpspec-skip-example-extension": "^4.0",
         "pamil/prophecy-common": "^0.1",
         "phpspec/phpspec": "^5.0",
         "phpstan/phpstan-doctrine": "^0.10",

symfony.lock

@@ -1,7 +1,4 @@
 {
-    "akeneo/phpspec-skip-example-extension": {
-        "version": "v3.0.0"
-    },
     "behat/behat": {
         "version": "v3.5.0"
     },
@@ -320,6 +317,9 @@
     "pagerfanta/pagerfanta": {
         "version": "v2.0.1"
     },
+    "pamil/phpspec-skip-example-extension": {
+        "version": "v4.0.0"
+    },
     "pamil/prophecy-common": {
         "version": "v0.1.0"
     },