Bump guard from 2.20.1 to 2.20.2

Bumps [guard](https://github.com/guard/guard) from 2.20.1 to 2.20.2.
- [Release notes](https://github.com/guard/guard/releases)
- [Commits](guard/guard@v2.20.1...v2.20.2)

---
updated-dependencies:
- dependency-name: guard
  dependency-version: 2.20.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -40,21 +40,10 @@ GEM
       addressable
     diff-lcs (1.6.2)
     drb (2.2.3)
-    ffi (1.17.3)
-    ffi (1.17.3-aarch64-linux-gnu)
-    ffi (1.17.3-aarch64-linux-musl)
-    ffi (1.17.3-aarch64-mingw-ucrt)
-    ffi (1.17.3-arm-linux-gnu)
-    ffi (1.17.3-arm-linux-musl)
-    ffi (1.17.3-arm64-darwin)
-    ffi (1.17.3-x86-linux-gnu)
-    ffi (1.17.3-x86-linux-musl)
-    ffi (1.17.3-x86_64-darwin)
-    ffi (1.17.3-x86_64-linux-gnu)
-    ffi (1.17.3-x86_64-linux-musl)
+    ffi (1.17.4)
     formatador (1.2.3)
       reline
-    guard (2.20.1)
+    guard (2.20.2)
       formatador (>= 0.2.4)
       listen (>= 2.7, < 4.0)
       logger (~> 1.6)