Bump slf4j-api from 1.7.25 to 1.7.30

Bumps [slf4j-api](https://github.com/qos-ch/slf4j) from 1.7.25 to 1.7.30.
- [Release notes](https://github.com/qos-ch/slf4j/releases)
- [Commits](https://github.com/qos-ch/slf4j/compare/v_1.7.25...v_1.7.30)

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

Closes #80

Change-Id: I0f8a098555c21cc67c77d78e4db54743065ffb58
diff --git a/pom.xml b/pom.xml
index 4b8c4c6..a9d66ff 100644
--- a/pom.xml
+++ b/pom.xml
@@ -137,7 +137,7 @@
 		<dependency>
 			<groupId>org.slf4j</groupId>
 			<artifactId>slf4j-api</artifactId>
-			<version>1.7.25</version>
+			<version>1.7.30</version>
 		</dependency>
 		<dependency>
 			<groupId>eu.clarin.sru.fcs</groupId>