Add choco_install rule (#998)

* Add choco_install rule

Adds a rule to append '.install' to a chocolatey install command that
failed because of a non-existent package.

TODO: add support for other suffixes (.portable), find more parameter
cases

* Apply suggestions from code review

Circling back to retest

Co-Authored-By: Pablo Aguiar <scorphus@gmail.com>

* Fixed errors from suggested changes

* Added more test cases, refactored parsing

* Reformat keyword detection if statement

* Fixed flake errors

* Added tests for match

README.md

@@ -182,6 +182,7 @@ following rules are enabled by default:
 * `cd_mkdir` – creates directories before cd'ing into them;
 * `cd_parent` – changes `cd..` to `cd ..`;
 * `chmod_x` – add execution bit;
+* `choco_install` – append common suffixes for chocolatey packages;
 * `composer_not_command` – fixes composer command name;
 * `cp_omitting_directory` – adds `-a` when you `cp` directory;
 * `cpp11` – adds missing `-std=c++11` to `g++` or `clang++`;