Bump google-api-client from 0.30.8 to 0.31.0 (#4038) [ci skip]

Bumps [google-api-client](https://github.com/google/google-api-ruby-client) from 0.30.8 to 0.31.0.
- [Release notes](https://github.com/google/google-api-ruby-client/releases)
- [Changelog](https://github.com/googleapis/google-api-ruby-client/blob/master/CHANGELOG.md)
- [Commits](https://github.com/google/google-api-ruby-client/compare/0.30.8...0.31.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Gemfile

@@ -47,7 +47,7 @@ gem "fog-aws", "~> 3.5" # 'fog' gem to support Amazon Web Services
 gem "front_matter_parser", "~> 0.2" # Parse a front matter from syntactically correct strings or files
 gem "gemoji", "~> 3.0.1" # Character information and metadata for standard and custom emoji
 gem "gibbon", "~> 3.2" # API wrapper for MailChimp's API
-gem "google-api-client", "~> 0.30" # Client for accessing Google APIs
+gem "google-api-client", "~> 0.31" # Client for accessing Google APIs
 gem "html_truncator", "~> 0.4" # Truncate an HTML string properly
 gem "htmlentities", "~> 4.3", ">= 4.3.4"
 gem "httparty", "~> 0.16" # Makes http fun! Also, makes consuming restful web services dead easy

Gemfile.lock

@@ -366,7 +366,7 @@ GEM
       multi_json (>= 1.11.0)
     globalid (0.4.2)
       activesupport (>= 4.2.0)
-    google-api-client (0.30.8)
+    google-api-client (0.31.0)
       addressable (~> 2.5, >= 2.5.1)
       googleauth (>= 0.5, < 0.10.0)
       httpclient (>= 2.8.1, < 3.0)
@@ -374,7 +374,7 @@ GEM
       representable (~> 3.0)
       retriable (>= 2.0, < 4.0)
       signet (~> 0.10)
-    googleauth (0.8.1)
+    googleauth (0.9.0)
       faraday (~> 0.12)
       jwt (>= 1.4, < 3.0)
       memoist (~> 0.16)
@@ -899,7 +899,7 @@ DEPENDENCIES
   front_matter_parser (~> 0.2)
   gemoji (~> 3.0.1)
   gibbon (~> 3.2)
-  google-api-client (~> 0.30)
+  google-api-client (~> 0.31)
   guard (~> 2.15)
   guard-livereload (~> 2.5)
   guard-rspec (~> 4.7)