Bump snakeyaml from 1.12 to 1.26

Bumps [snakeyaml](https://bitbucket.org/asomov/snakeyaml) from 1.12 to 1.26.
- [Commits](https://bitbucket.org/asomov/snakeyaml/branches/compare/snakeyaml-1.26..v1.12)

---
updated-dependencies:
- dependency-name: org.yaml:snakeyaml
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pom.xml

@@ -161,7 +161,7 @@ under the License.
             <dependency>
                 <groupId>org.yaml</groupId>
                 <artifactId>snakeyaml</artifactId>
-                <version>1.12</version>
+                <version>1.26</version>
             </dependency>
             <dependency>
                 <groupId>org.apache.thrift</groupId>