Update readme

Author: w1th0utnam3

pysplashsurf/README.md

@@ -78,9 +78,9 @@ The extension supports single (`np.float32`) and double precision floats (`np.fl
 ## Build instructions
 You can also manually build the package from the source code:
 1. Clone the repository
-2. cd to the `pysplashsurf` directory
+2. `cd` to the `pysplashsurf` directory
 3. Create an environment from `python_environment.yaml` and activate it
-    - I recommend creating it in a subfolder, e.g.
+    - It is recommended to create it in a subfolder, e.g.
     ```conda env create --prefix ./env -f python_environment.yaml```
     - Then activate it using `conda activate ./env`
 4. Now, to build the project, use maturin: `maturin develop`