bump Scala versions: 2.12.16 (was .15), 3.1.3 (was .2)

.github/workflows/ci.yml

@@ -11,7 +11,7 @@ jobs:
       fail-fast: false
       matrix:
         java: [8, 11, 17]
-        scala: [2.11.12, 2.12.15, 2.13.8, 3.0.2]
+        scala: [2.11.12, 2.12.16, 2.13.8, 3.0.2]
         platform: [jvm, js, native]
         mode: [normal]
         exclude:
@@ -27,27 +27,27 @@ jobs:
             platform: native
         include:
           - java: 8
-            scala: 2.12.15
+            scala: 2.12.16
             mode: testScalafix
             platform: jvm
           - java: 8
-            scala: 2.12.15
+            scala: 2.12.16
             mode: testBinaryCompat
             platform: jvm
           - java: 8
-            scala: 2.12.15
+            scala: 2.12.16
             mode: testScalafmt
             platform: jvm
           - java: 8
-            scala: 2.12.15
+            scala: 2.12.16
             mode: headerCheck
             platform: jvm
           - java: 11
-            scala: 2.12.15
+            scala: 2.12.16
             mode: normal
             platform: jvm
           - java: 17
-            scala: 2.12.15
+            scala: 2.12.16
             mode: normal
             platform: jvm
     runs-on: ubuntu-latest

README.md

@@ -49,7 +49,7 @@ And, it includes support for some non-collections classes such as the `@nowarn`
 
 ## Migration rules
 
-The migration rules use scalafix. Please see the [official installation instructions](https://scalacenter.github.io/scalafix/docs/users/installation.html) and, in particular, check that your full Scala version is supported (ex 2.12.15).
+The migration rules use scalafix. Please see the [official installation instructions](https://scalacenter.github.io/scalafix/docs/users/installation.html) and, in particular, check that your full Scala version is supported (ex 2.12.16).
 
 ```scala
 // project/plugins.sbt

build.sbt

@@ -51,10 +51,10 @@ lazy val root = project
 lazy val junit = libraryDependencies += "com.github.sbt" % "junit-interface" % "0.13.3" % Test
 
 lazy val scala211 = "2.11.12"
-lazy val scala212 = "2.12.15"
+lazy val scala212 = "2.12.16"
 lazy val scala213 = "2.13.8"
 lazy val scala30  = "3.0.2"
-lazy val scala31  = "3.1.2"
+lazy val scala31  = "3.1.3"
 
 lazy val compat = new MultiScalaCrossProject(
   "compat",

project/MultiScalaProject.scala

@@ -21,9 +21,9 @@ import java.io.File
  *   _.settings(...) // Project => Project (scala version independent configurations)
  * )
  *
- * // instanciate a sbt project
+ * // instantiate a sbt project
  * lazy val myProject211 = myProject("2.11.12", _.settings(...) /* scala version dependent configurations */)
- * lazy val myProject212 = myProject("2.12.14" , _.settings(...))
+ * lazy val myProject212 = myProject("2.12.16" , _.settings(...))
  * // ...
  * }}}
  */