Solve Merge Conflicts for #4939 (#4987)

* Use && instead of ; to join composite commands

* npm i rimraf --save-dev

* Change command to run rimraf

* npm i

* Cut redundant command covered in test:cov

* Split checklist item into 2

* Use 'have' for grammatical consistency

* Add bash keyword before script source

* Add line to changelog with PR #

* Ran npm i

* npm i

Co-authored-by: WBT <WBT@users.noreply.github.com>

.github/PULL_REQUEST_TEMPLATE.md

@@ -24,9 +24,9 @@ Fixes #(issue)
 - [ ] My changes generate no new warnings.
 - [ ] Any dependent changes have been merged and published in downstream modules.
 - [ ] I ran `npm run dtslint` with success and extended the tests and types if necessary.
-- [ ] I ran `npm run test:unit` with success.
 - [ ] I ran `npm run test:cov` and my test cases cover all the lines and branches of the added code.
-- [ ] I ran `npm run build` and tested `dist/web3.min.js` in a browser.
+- [ ] I ran `npm run build` with success.
+- [ ] I have tested the built `dist/web3.min.js` in a browser.
 - [ ] I have tested my code on the live network.
 - [ ] I have checked the Deploy Preview and it looks correct.
 - [ ] I have updated the `CHANGELOG.md` file in the root folder.

CHANGELOG.md

@@ -539,6 +539,7 @@ Released with 1.0.0-beta.37 code base.
 -  fixed build issues of 1.7.2
 
 ## [Unreleased]
+- Improve npm script commands for development purposes (#4848)
 
 ## [1.7.4]