Bump sqlite3 from 1.6.1 to 1.6.6

Bumps [sqlite3](https://github.com/sparklemotion/sqlite3-ruby) from 1.6.1 to 1.6.6.
- [Release notes](https://github.com/sparklemotion/sqlite3-ruby/releases)
- [Changelog](https://github.com/sparklemotion/sqlite3-ruby/blob/master/CHANGELOG.md)
- [Commits](https://github.com/sparklemotion/sqlite3-ruby/compare/v1.6.1...v1.6.6)

---
updated-dependencies:
- dependency-name: sqlite3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile

@@ -23,7 +23,7 @@ gem 'rubyzip', '~> 2.3'
 gem 'espeak-ruby', '~> 1.1.0' # Text-to-Voice
 gem 'rake', '~> 13.0'
 gem 'otr-activerecord', '~> 2.1', '>= 2.1.2'
-gem 'sqlite3', '~> 1.6', '>= 1.6.1'
+gem 'sqlite3', '~> 1.6'
 gem 'rubocop', '~> 1.56.3', require: false
 
 # Geolocation support

Gemfile.lock

@@ -180,7 +180,7 @@ GEM
       rack-protection (= 3.0.6)
       tilt (~> 2.0)
     slack-notifier (2.4.0)
-    sqlite3 (1.6.1-x86_64-linux)
+    sqlite3 (1.6.6-x86_64-linux)
     stringio (3.0.5)
     sync (0.5.0)
     term-ansicolor (1.7.1)
@@ -267,7 +267,7 @@ DEPENDENCIES
   selenium-webdriver (~> 4.12)
   sinatra (~> 3.0)
   slack-notifier (~> 2.4)
-  sqlite3 (~> 1.6, >= 1.6.1)
+  sqlite3 (~> 1.6)
   term-ansicolor
   test-unit-full (~> 0.0.5)
   thin (~> 1.8)