tests: fix the scala version to a value for frontend test

set scala-java-processorpath project version to "2.12.18"

Author: gersonsosa

frontend/src/test/resources/scala-java-processorpath/build.sbt

@@ -1,6 +1,6 @@
 bloopConfigDir in Global := baseDirectory.value / "bloop-config"
 
-ThisBuild / scalaVersion := "2.12.17"
+ThisBuild / scalaVersion := "2.12.18"
 ThisBuild / version := "0.1.0-SNAPSHOT"
 ThisBuild / organization := "com.example"
 ThisBuild / organizationName := "example"

frontend/src/test/scala/bloop/bsp/BspMetalsClientSpec.scala

@@ -471,6 +471,8 @@ class BspMetalsClientSpec(
       val logger = new RecordingLogger(ansiCodesSupported = false)
 
       val projectName = "scala-java-processorpath"
+      val localScalaVersion = "2.12.18"
+      val localSemanticdbJar = s"semanticdb-scalac_$localScalaVersion-$semanticdbVersion.jar"
 
       val extraParams = BloopExtraBuildParams(
         ownsBuildFiles = None,
@@ -497,7 +499,7 @@ class BspMetalsClientSpec(
              |-P:semanticdb:failures:warning
              |-P:semanticdb:sourceroot:$projectPath
              |-P:semanticdb:synthetics:on
-             |-Xplugin:$semanticdbJar
+             |-Xplugin:$localSemanticdbJar
              |-Yrangepos
              |""".stripMargin
         )