Update formatting in README for minimum requirements

Formatted the minimum requirements section for clarity.

README.md

@@ -47,12 +47,12 @@ ResInsight is cross-platform with automated testing on:
 git clone git://github.com/OPM/ResInsight.git
 ```
 ### Minimum Requirements
-gcc 13
-clang 19
-CMake 3.15 (CMake 4 is currently not supported)
-MSVC 2022 17.4
+- gcc 13
+- clang 19
+- CMake 3.15
+- MSVC 2022 17.4
 
-These requirements are defined by used features in c++23 like std::stacktrace and std::expected.
+These requirements are defined by used features in c++23 like `std::stacktrace` and `std::expected`.
 
 ### Dependencies
 Most dependencies are managed using vcpkg as defined in [vcpkg.json](https://github.com/OPM/ResInsight/blob/dev/vcpkg.json)