Bump sqlite3 from 1.6.3 to 1.6.4

Bumps [sqlite3](https://github.com/sparklemotion/sqlite3-ruby) from 1.6.3 to 1.6.4.
- [Release notes](https://github.com/sparklemotion/sqlite3-ruby/releases)
- [Changelog](https://github.com/sparklemotion/sqlite3-ruby/blob/master/CHANGELOG.md)
- [Commits](sparklemotion/sqlite3-ruby@v1.6.3...v1.6.4)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -366,9 +366,9 @@ GEM
     sprockets (4.2.0)
       concurrent-ruby (~> 1.0)
       rack (>= 2.2.4, < 4)
-    sqlite3 (1.6.3-arm64-darwin)
-    sqlite3 (1.6.3-x86_64-darwin)
-    sqlite3 (1.6.3-x86_64-linux)
+    sqlite3 (1.6.4-arm64-darwin)
+    sqlite3 (1.6.4-x86_64-darwin)
+    sqlite3 (1.6.4-x86_64-linux)
     state_machines (0.6.0)
     syntax_tree (6.1.1)
       prettier_print (>= 1.2.0)