Bump org.slf4j:slf4j-api from 2.0.12 to 2.0.13 (#726)

Bumps org.slf4j:slf4j-api from 2.0.12 to 2.0.13.

---
updated-dependencies:
- dependency-name: org.slf4j:slf4j-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

build.gradle

@@ -55,7 +55,7 @@ subprojects {
     group = 'org.openapitools.openapistylevalidator'
 
     dependencies {
-        implementation 'org.slf4j:slf4j-api:2.0.12'
+        implementation 'org.slf4j:slf4j-api:2.0.13'
         testCompileOnly 'org.junit.jupiter:junit-jupiter-params:5.10.2'
         testImplementation 'org.junit.jupiter:junit-jupiter-api:5.10.2'
         testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.10.2'