Bump rspec from 3.12.0 to 3.13.0 (#98)

Bumps [rspec](https://github.com/rspec/rspec-metagem) from 3.12.0 to 3.13.0.
- [Commits](rspec/rspec-metagem@v3.12.0...v3.13.0)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -13,7 +13,7 @@ GEM
     ast (2.4.2)
     bigdecimal (3.1.5)
     coderay (1.1.3)
-    diff-lcs (1.5.0)
+    diff-lcs (1.5.1)
     haml (6.1.1)
       temple (>= 0.8.2)
       thor
@@ -39,19 +39,19 @@ GEM
     rbs (3.1.0)
     regexp_parser (2.9.0)
     rexml (3.2.6)
-    rspec (3.12.0)
-      rspec-core (~> 3.12.0)
-      rspec-expectations (~> 3.12.0)
-      rspec-mocks (~> 3.12.0)
-    rspec-core (3.12.2)
-      rspec-support (~> 3.12.0)
-    rspec-expectations (3.12.3)
+    rspec (3.13.0)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.0)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-mocks (3.12.5)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.12.0)
-    rspec-support (3.12.0)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.0)
     rubocop (1.60.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)