Change tool dependencies to "dev" type

vendor-bin/csfixer/composer.json

@@ -1,5 +1,5 @@
 {
-    "require": {
+    "require-dev": {
         "friendsofphp/php-cs-fixer": "^2.8"
     }
 }

vendor-bin/csfixer/composer.lock

@@ -4,8 +4,9 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "3fb53f1e3b4dd21c4d1e88c3ffd570ca",
-    "packages": [
+    "content-hash": "dec0bf343ea4650da0303df8dfb2ab40",
+    "packages": [],
+    "packages-dev": [
         {
             "name": "composer/semver",
             "version": "1.5.1",
@@ -1372,7 +1373,6 @@
             "time": "2019-11-18T17:27:11+00:00"
         }
     ],
-    "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],

vendor-bin/daux/composer.json

@@ -1,5 +1,5 @@
 {
-    "require": {
+    "require-dev": {
         "daux/daux.io": "^0.11"
     }
 }

vendor-bin/daux/composer.lock

@@ -4,8 +4,9 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "6d944ffdc165b3e6f14e71a82b67a57d",
-    "packages": [
+    "content-hash": "c1f427736a854f73400b9e527724a254",
+    "packages": [],
+    "packages-dev": [
         {
             "name": "daux/daux.io",
             "version": "0.11.1",
@@ -1557,7 +1558,6 @@
             "time": "2018-03-20T13:36:33+00:00"
         }
     ],
-    "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],

vendor-bin/phpunit/composer.json

@@ -1,5 +1,5 @@
 {
-    "require": {
+    "require-dev": {
         "phpunit/phpunit": "^8.0",
         "dms/phpunit-arraysubset-asserts": "^0.1",
         "phake/phake": "^3.0",

vendor-bin/phpunit/composer.lock

@@ -4,8 +4,9 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "1b9c1eee014ebc012eb65b77de64c784",
-    "packages": [
+    "content-hash": "af132f4314b7e577912ffde57af60aab",
+    "packages": [],
+    "packages-dev": [
         {
             "name": "clue/arguments",
             "version": "v2.0.0",
@@ -1811,7 +1812,6 @@
             "time": "2015-12-17T08:42:14+00:00"
         }
     ],
-    "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],

vendor-bin/robo/composer.json

@@ -1,9 +1,7 @@
 {
-    "require": {
+    "require-dev": {
         "consolidation/robo": "^1.1",
         "pear/archive_tar": "^1.4",
         "symfony/process": "^3.0"
-    },
-    "require-dev": {
     }
 }

vendor-bin/robo/composer.lock

@@ -4,8 +4,9 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d95cf402fed434140db8ae87c3c8bf32",
-    "packages": [
+    "content-hash": "a4e3a5e9da2703b2a1acc144e941a4ac",
+    "packages": [],
+    "packages-dev": [
         {
             "name": "consolidation/annotated-command",
             "version": "2.12.0",
@@ -1737,7 +1738,6 @@
             "time": "2019-12-10T10:33:21+00:00"
         }
     ],
-    "packages-dev": [],
     "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": [],