Make Infection installable with Composer 2 (#1334)

* Bump dependencies to fix AppVeyor failures (backport of #1302)
* Limit PHP Parser version (backport from #1309)

composer.json

@@ -51,16 +51,16 @@
         "infection/extension-installer": "^0.1.0",
         "infection/include-interceptor": "^0.2.4",
         "justinrainbow/json-schema": "^5.2",
-        "nikic/php-parser": "^4.2.2",
-        "ocramius/package-versions": "^1.2",
+        "nikic/php-parser": "^4.9 <4.10",
+        "composer/package-versions-deprecated": "^1.2",
         "ondram/ci-detector": "^3.3.0",
         "sanmai/pipeline": "^3.1 || ^5.0",
         "sebastian/diff": "^3.0.2 || ^4.0",
         "seld/jsonlint": "^1.7",
-        "symfony/console": "^3.4.29 || ^4.0 || ^5.0",
-        "symfony/filesystem": "^3.4.29 || ^4.0 || ^5.0",
-        "symfony/finder": "^3.4.29 || ^4.0 || ^5.0",
-        "symfony/process": "^3.4.29 || ^4.0 || ^5.0",
+        "symfony/console": "^3.4.29 || ^4.1.19 || ^5.0",
+        "symfony/filesystem": "^3.4.29 || ^4.1.19 || ^5.0",
+        "symfony/finder": "^3.4.29 || ^4.1.19 || ^5.0",
+        "symfony/process": "^3.4.29 || ^4.1.19 || ^5.0",
         "thecodingmachine/safe": "^1.0",
         "webmozart/assert": "^1.3",
         "webmozart/path-util": "^2.3"