update readme

readme.md

@@ -14,26 +14,12 @@ exchange rates published on their website.
 
 ## Requirements
 
-- PHP 8+
-- `moneyphp/money` 4+
-- library implementing PSR-6 & PSR-16 (Cache)
-- library implementing PSR-7, PSR-17 & PSR-18 (HTTP Client + HTTP Factory)
-
-```json
-{
-    "require": {
-        "PHP": "^8",
-        "ext-intl": "*",
-        "moneyphp/money": "^4",
-        "psr/cache": "^3",
-        "psr/http-client": "^1",
-        "psr/http-factory": "^1"
-    }
-},
-```
-
-Version 2
----
+- PHP Version `^8`
+- `moneyphp/money` version `^4`
+- library implementing `psr/cache`
+- library implementing `psr/http-client` & `psr/http-factory`
+
+## Version 2
 
 Bumped PHP requirement to `^8` and `moneyphp/money` version `^4`.
 Code got a full refactor. Custom file cache removed in favor of PSR caching interfaces.