Pin working versions of packages (#66)

* pinning working versions

Author: Zn4rK

.changeset/tidy-walls-know.md

@@ -0,0 +1,5 @@
+---
+'@navita/engine': patch
+---
+
+pinning dependency versions to engine package

packages/engine/package.json

@@ -26,9 +26,9 @@
     "test": "jest"
   },
   "dependencies": {
-    "sort-css-media-queries": "^2.2.0",
-    "@emotion/hash": "^0.9.1",
-    "source-map": "^0.7.4"
+    "sort-css-media-queries": "2.4.0",
+    "@emotion/hash": "0.9.2",
+    "source-map": "0.7.4"
   },
   "devDependencies": {
     "@navita/types": "workspace:*"