Bump factory_bot_rails from 6.2.0 to 6.4.3 in /backend

Bumps [factory_bot_rails](https://github.com/thoughtbot/factory_bot_rails) from 6.2.0 to 6.4.3.
- [Release notes](https://github.com/thoughtbot/factory_bot_rails/releases)
- [Changelog](https://github.com/thoughtbot/factory_bot_rails/blob/main/NEWS.md)
- [Commits](thoughtbot/factory_bot_rails@v6.2.0...v6.4.3)

---
updated-dependencies:
- dependency-name: factory_bot_rails
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

backend/Gemfile.lock

@@ -144,10 +144,10 @@ GEM
       rubocop
       smart_properties
     erubi (1.12.0)
-    factory_bot (6.2.1)
+    factory_bot (6.4.5)
       activesupport (>= 5.0.0)
-    factory_bot_rails (6.2.0)
-      factory_bot (~> 6.2.0)
+    factory_bot_rails (6.4.3)
+      factory_bot (~> 6.4)
       railties (>= 5.0.0)
     faraday (1.8.0)
       faraday-em_http (~> 1.0)
@@ -205,7 +205,7 @@ GEM
     letter_opener (1.8.1)
       launchy (>= 2.2, < 3)
     lint_roller (1.1.0)
-    loofah (2.21.3)
+    loofah (2.22.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     mail (2.8.1)
@@ -216,7 +216,7 @@ GEM
     marcel (1.0.2)
     method_source (1.0.0)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.4)
+    mini_portile2 (2.8.5)
     minitest (5.20.0)
     mongo (2.16.0)
       bson (>= 4.8.2, < 5.0.0)
@@ -252,14 +252,14 @@ GEM
       net-protocol
     nio4r (2.5.9)
     nio4r (2.5.9-java)
-    nokogiri (1.15.4)
+    nokogiri (1.16.0)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.15.4-java)
+    nokogiri (1.16.0-java)
       racc (~> 1.4)
-    nokogiri (1.15.4-x64-mingw32)
+    nokogiri (1.16.0-x64-mingw32)
       racc (~> 1.4)
-    nokogiri (1.15.4-x86-mingw32)
+    nokogiri (1.16.0-x86-mingw32)
       racc (~> 1.4)
     oauth2 (1.4.7)
       faraday (>= 0.8, < 2.0)
@@ -308,8 +308,8 @@ GEM
       multi_json (~> 1.15)
       pusher-signature (~> 0.1.8)
     pusher-signature (0.1.8)
-    racc (1.7.1)
-    racc (1.7.1-java)
+    racc (1.7.3)
+    racc (1.7.3-java)
     rack (2.2.8)
     rack-cors (1.1.1)
       rack (>= 2.0.0)
@@ -436,7 +436,7 @@ GEM
       standard
     symmetric-encryption (4.4.0)
       coercible (~> 1.0)
-    thor (1.2.2)
+    thor (1.3.0)
     thread_safe (0.3.6)
     thread_safe (0.3.6-java)
     timeout (0.4.0)