docs: Explain make is necessary to install deps (foundry-rs#29)

* docs: Explain make is necessary to install deps

* docs: Remove --recursive flag from git

* docs: Update comment order

* docs: Update comment order (again)

README.md

@@ -7,9 +7,9 @@
 ## Building and testing
 
 ```sh
-git clone --recursive https://github.com/gakonst/dapptools-template
+git clone https://github.com/gakonst/dapptools-template
 cd dapptools-template
-make
+make # This installs the project's dependencies.
 make test
 ```