Missing Licenses

[gsingers]

Hi,

I'm trying to upgrade the plugin to the latest version of OpenSearch and I'm getting:

`
./gradlew clean check

OpenSearch Build Hamster says Hello!
Gradle Version : 6.9.1
OS Info : Mac OS X 10.16 (x86_64)
JDK Version : 11 (Oracle JDK)
JAVA_HOME : /Library/Java/JavaVirtualMachines/jdk-11.0.5.jdk/Contents/Home
Random Testing Seed : 2625F8B29B2A8013
In FIPS 140 mode : false

Task :compileJava
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.

Task :compileTestJava
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.

Task :compileJavaRestTestJava
Note: Some input files use or override a deprecated API.
Note: Recompile with -Xlint:deprecation for details.

Task :dependencyLicenses FAILED

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':dependencyLicenses'.

Missing LICENSE for RankyMcRankFace-0.1.1.jar, expected in RankyMcRankFace-LICENSE.txt

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 7.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/6.9.1/userguide/command_line_interface.html#sec:command_line_warnings

BUILD FAILED in 3s
14 actionable tasks: 11 executed, 3 up-to-date

`

Adding in the license from https://github.com/o19s/RankyMcRankFace/blob/master/LICENSE.txt, I get:

`

Task :dependencyLicenses FAILED

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':dependencyLicenses'.

Unknown license for license file: /Users/grantingersoll/projects/learn-to-rank/opensearch-learning-to-rank-base/licenses/RankyMcRankFace-LICENSE.txt

`