Added the JSV Elixir library to the avaiable tools (#1235)

Author: abhayymishraa

data/tooling-data.yaml

@@ -3046,4 +3046,20 @@
   license: 'Apache-2.0'
   source: 'https://github.com/pubg/protoc-gen-jsonschema'
   supportedDialects:
-    draft: ['4', '6', '7', '2019-09', '2020-12']
+    draft: ['4', '6', '7', '2019-09', '2020-12']
+
+- name: JSV
+  description: 'A generic JSON Schema validator for Elixir'
+  environments: ['Linux', 'MacOS', 'Windows','Embedded platform']
+  toolingTypes: ['validator']
+  languages: ['Elixir', 'Erlang']
+  maintainers:
+    - name: 'Ludovic Demblans'
+      username: 'lud'
+      platform: 'github'
+  license: 'MIT'
+  source: 'https://github.com/lud/jsv'
+  homepage: 'https://hex.pm/packages/jsv'
+  supportedDialects:
+    draft: ['2020-12', '7']
+  toolingListingNotes: 'JSON Schema Validation for Elixir according to the latest specifications. Supports compile-time schema builds, custom dialects and custom formats.'