Bump snakeyaml from 1.17 to 1.26

Bumps [snakeyaml](https://bitbucket.org/asomov/snakeyaml) from 1.17 to 1.26.
- [Commits](https://bitbucket.org/asomov/snakeyaml/branches/compare/snakeyaml-1.26..v1.17)

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

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

pom.xml

@@ -147,7 +147,7 @@
         <dependency>
             <groupId>org.yaml</groupId>
             <artifactId>snakeyaml</artifactId>
-            <version>1.17</version>
+            <version>1.26</version>
             <type>jar</type>
             <scope>provided</scope>
         </dependency>