Update scala-library, scala-reflect to 2.12.18

Author: scala-steward

.github/workflows/scala.yml

@@ -43,7 +43,7 @@ jobs:
       matrix:
         os: [ubuntu-latest]
 
-        scala: [2.12.15, 2.13.8]
+        scala: [2.12.18, 2.13.8]
 
     steps:
     - uses: actions/checkout@v2

build.sbt

@@ -39,7 +39,7 @@ ThisBuild / developers := List(
 
 val minorVersion = SettingKey[Int]("minor scala version")
 
-val scala212V = "2.12.15"
+val scala212V = "2.12.18"
 val scala213V = "2.13.8"
 
 val crossCompile = crossScalaVersions := List(scala212V, scala213V)

examples/build.sbt

@@ -2,7 +2,7 @@ val swaggerUIVersion = SettingKey[String]("swaggerUIVersion")
 
 lazy val typedSchemaVersion = SettingKey[String]("typedSchemaVersion")
 
-val scala212V = "2.12.15"
+val scala212V = "2.12.18"
 val scala213V = "2.13.8"
 
 val commonSettings = List(