Added scala-2.11.12 (#12467)

* Added scala-2.11.12

* Added scala-2.11.12

* update scala-2.11.12 lecense url

manifests/s/Scala/scala/2.11.12/Scala.scala.yaml

@@ -0,0 +1,25 @@
+PackageIdentifier: Scala.scala
+PackageVersion: 2.11.12
+PackageName: scala
+Publisher: Scala
+License: Apache-2.0 License
+LicenseUrl: https://github.com/scala/scala/blob/2.13.x/LICENSE
+Moniker: scala
+Tags:
+- scala
+- java
+- functional
+- programming
+- language
+- admin
+- lightbend
+ShortDescription: Scala combines object-oriented and functional programming in one concise, high-level language.
+PackageUrl: https://www.scala-lang.org/
+Installers:
+- Architecture: x86
+  InstallerUrl: https://downloads.lightbend.com/scala/2.11.12/scala-2.11.12.msi
+  InstallerSha256: 7FCDE3C970593360074AA37A05E751E930D7F5780A1381E7620ABEC0065F0CDA
+  InstallerType: msi
+PackageLocale: en-US
+ManifestType: singleton
+ManifestVersion: 1.0.0