Fix failing CI

Gemfile

@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '2.6.8'
+ruby '2.6.9'
 
 # essential
 gem 'nanoc', '~> 4.7'

content/behind-atom/sections/interacting-with-other-packages-via-services.md

@@ -37,7 +37,7 @@ module.exports = {
 }
 ```
 
-Similarly, to consume a service, specify one or more [version _ranges_](https://docs.npmjs.com/cli/v7/using-npm/semver#ranges), each paired with the name of a method on the package's main module:
+Similarly, to consume a service, specify one or more [version _ranges_](https://docs.npmjs.com/cli/v6/using-npm/semver#ranges), each paired with the name of a method on the package's main module:
 
 ```json
 {

content/hacking-atom/sections/package-word-count.md

@@ -471,7 +471,7 @@ From here you can inspect objects, run code and view console output just as thou
 
 Your package should have tests, and if they're placed in the `spec` directory, they can be run by Atom.
 
-Under the hood, [Jasmine v1.3](https://jasmine.github.io/1.3/introduction.html) executes your tests, so you can assume that any DSL available there is also available to your package.
+Under the hood, [Jasmine v1.3](https://jasmine.github.io/archives/1.3/introduction) executes your tests, so you can assume that any DSL available there is also available to your package.
 
 ##### Running Tests
 

content/hacking-atom/sections/writing-specs.md

@@ -5,7 +5,7 @@ title: Writing specs
 
 We've looked at and written a few specs through the examples already. Now it's time to take a closer look at the spec framework itself. How exactly do you write tests in Atom?
 
-Atom uses [Jasmine](https://jasmine.github.io/1.3/introduction.html) as its spec framework. Any new functionality should have specs to guard against regressions.
+Atom uses [Jasmine](https://jasmine.github.io/archives/1.3/introduction) as its spec framework. Any new functionality should have specs to guard against regressions.
 
 #### Create a New Spec
 
@@ -47,7 +47,7 @@ describe("when a test is written", function() {
 
 ##### Add One or More Expectations
 
-The best way to learn about expectations is to read the [Jasmine documentation](https://jasmine.github.io/1.3/introduction.html#section-Expectations) about them. Below is a simple example.
+The best way to learn about expectations is to read the [Jasmine documentation](https://jasmine.github.io/archives/1.3/introduction#section-Expectations) about them. Below is a simple example.
 
 ```javascript
 describe("when a test is written", function() {
@@ -160,7 +160,7 @@ describe("fs.readdir(path, cb)", function() {
 })
 ```
 
-For a more detailed documentation on asynchronous tests please visit the [Jasmine documentation](https://jasmine.github.io/1.3/introduction.html#section-Asynchronous_Support).
+For a more detailed documentation on asynchronous tests please visit the [Jasmine documentation](https://jasmine.github.io/archives/1.3/introduction#section-Asynchronous_Support).
 
 #### Running Specs