updates readme

Author: jritsema

{{cookiecutter.project_slug}}/README.md

@@ -8,7 +8,7 @@
  Choose a make command to run
 
   init      initialize a new python project
-    install: add a new package (make install <package>), or install all project dependencies from piplock.txt (make install)
+  install:  add a new package (make install <package>), or install all project dependencies from piplock.txt (make install)
   start     run local project
 ```