chore: add missing 3rd party license for h2 mvstore

3RD_PARTY_LICENSE.txt

@@ -0,0 +1,10 @@
+# 3rd Party Libraries
+- H2 MVStore
+
+## H2 MVStore
+This software contains unmodified binary redistributions for
+H2 database engine (https://h2database.com/),
+which is dual licensed and available under the MPL 2.0
+(Mozilla Public License) or under the EPL 1.0 (Eclipse Public License).
+An original copy of the license agreement can be found at:
+https://h2database.com/html/license.html

build.gradle

@@ -273,7 +273,7 @@ void minifyJsons(String fdir) {
 tasks.jarJar {
 	archiveClassifier = ''
 	from sourceSets.api.output
-	from { ["CREDITS.md", "LICENSE.txt"] } //copy files from the repository root into the jar
+	from { ["CREDITS.md", "LICENSE.txt", "3RD_PARTY_LICENSE.txt"] } //copy files from the repository root into the jar
 }
 
 jar {