Bump rake from 13.0.6 to 13.1.0

Bumps [rake](https://github.com/ruby/rake) from 13.0.6 to 13.1.0.
- [Release notes](https://github.com/ruby/rake/releases)
- [Changelog](https://github.com/ruby/rake/blob/master/History.rdoc)
- [Commits](https://github.com/ruby/rake/compare/v13.0.6...v13.1.0)

---
updated-dependencies:
- dependency-name: rake
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Gemfile

@@ -21,7 +21,7 @@ gem 'ansi', '~> 1.5'
 gem 'term-ansicolor', :require => 'term/ansicolor'
 gem 'rubyzip', '~> 2.3'
 gem 'espeak-ruby', '~> 1.1.0' # Text-to-Voice
-gem 'rake', '~> 13.0'
+gem 'rake', '~> 13.1'
 # gem 'otr-activerecord', '~> 2.1', '>= 2.1.2'
 gem 'otr-activerecord', '= 2.1.2'
 gem 'sqlite3', '~> 1.6'

Gemfile.lock

@@ -125,7 +125,7 @@ GEM
     rack-test (2.1.0)
       rack (>= 1.3)
     rainbow (3.1.1)
-    rake (13.0.6)
+    rake (13.1.0)
     rdoc (6.5.0)
       psych (>= 4.0.0)
     regexp_parser (2.8.2)
@@ -255,13 +255,13 @@ DEPENDENCIES
   mime-types (~> 3.4, >= 3.4.1)
   msfrpc-client (~> 1.1, >= 1.1.2)
   net-smtp
-  otr-activerecord (~> 2.1, >= 2.1.2)
+  otr-activerecord (= 2.1.2)
   parseconfig (~> 1.1, >= 1.1.2)
   pry-byebug (~> 3.10, >= 3.10.1)
   qr4r (~> 0.6.1)
   rack (~> 2.2)
   rack-protection (~> 3.0.5)
-  rake (~> 13.0)
+  rake (~> 13.1)
   rdoc (~> 6.5)
   rest-client (~> 2.1.0)
   rspec (~> 3.12)