Merge pull request #367 from hazendaz/master

Update hsqldb to 2.5.2 and teach dependabot to not suggest 2.6.0+ due to jdk11 need.

Author: hazendaz

.github/dependabot.yml

@@ -21,3 +21,7 @@ updates:
   schedule:
     interval: daily
   open-pull-requests-limit: 10
+  ignore:
+  - dependency-name: org.hsqldb:hsqldb
+    versions:
+    - ">= 2.6.0"

pom.xml

@@ -268,7 +268,7 @@
     <dependency>
       <groupId>org.hsqldb</groupId>
       <artifactId>hsqldb</artifactId>
-      <version>2.5.1</version>
+      <version>2.5.2</version>
       <scope>test</scope>
     </dependency>
     <dependency>