Build from command line failure involving "org.codehaus.gmaven:groovy-maven-plugin:2.1.1"

[MozarellaMan]

Issue Summary
I'm getting a specific error when trying to execute the maven verify command. The error is as follows:

[INFO] --- groovy-maven-plugin:2.1.1:execute (default) @ org.eclipse.jdt.ls.core ---
[INFO] ------------------------------------------------------------------------
[INFO] Reactor Summary for JDT Language Server :: Parent 0.58.0-SNAPSHOT:
[INFO]
[INFO] JDT Language Server :: Parent ...................... SUCCESS [ 0.002 s]
[INFO] JDT Language Server :: Target Platform ............. SUCCESS [ 0.229 s]
[INFO] JDT Language Server :: Core ........................ FAILURE [ 1.224 s]
[INFO] JDT Language Server :: Tests ....................... SKIPPED
[INFO] JDT Language Server :: SyntaxServer Tests .......... SKIPPED
[INFO] JDT Language Server :: Product ..................... SKIPPED
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 14.705 s
[INFO] Finished at: 2020-07-05T18:04:32+01:00
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal org.codehaus.gmaven:groovy-maven-plugin:2.1.1:execute (default) on project org.eclipse.jdt.ls.core: Execution default of goal org.codehaus.gmaven:groovy-maven-plugin:2.1.1:execute failed: startup failed:
[ERROR] script1.groovy: 6: unexpected char: '' @ line 6, column 40.
[ERROR] def versionsFile = new File("C:\Users\ayoez\Documents\eclipse.jdt.ls\org.eclipse.jdt.ls.core/gradle/checksums/versions.json")
[ERROR] ^
[ERROR]
[ERROR] 1 error
[ERROR]
[ERROR] -> [Help 1]
[ERROR]

Enivronment

• Windows 10 64bit Build 20H2
• openjdk version "1.8.0_252"
• OpenJDK Runtime Environment Corretto-8.252.09.2 (build 1.8.0_252-b09)
• OpenJDK 64-Bit Server VM Corretto-8.252.09.2 (build 25.252-b09, mixed mode)

Runtime Logs

[ERROR] Failed to execute goal org.codehaus.gmaven:groovy-maven-plugin:2.1.1:execute (default) on project org.eclipse.jdt.ls.core: Execution default of goal org.codehaus.gmaven:groovy-maven-plugin:2.1.1:execute failed: startup failed:
[ERROR] script1.groovy: 6: unexpected char: '' @ line 6, column 40.
[ERROR] def versionsFile = new File("C:\Users\ayoez\Documents\eclipse.jdt.ls\org.eclipse.jdt.ls.core/gradle/checksums/versions.json")
[ERROR] ^
[ERROR]
[ERROR] 1 error
[ERROR]
[ERROR] -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/PluginExecutionException
[ERROR]
[ERROR] After correcting the problems, you can resume the build with the command
[ERROR] mvn -rf :org.eclipse.jdt.ls.core