Update license refs

Author: jrdnbradford

src/check_jsonschema/transforms/azure_pipelines.py

@@ -7,7 +7,7 @@
 
 That source is licensed under the MIT License.
 The original license can be found in
-    src/check_jsonschema/builtin_schemas/vendor/LICENSE.azure-pipelines
+    src/check_jsonschema/builtin_schemas/vendor/licenses/LICENSE.azure-pipelines
 
 
 The transform does not deeply interpret the expressions. It just "unnests" them.

tests/example-files/hooks/positive/azure-pipelines/expression-from-lang-server.yaml

@@ -2,7 +2,7 @@
 # https://github.com/microsoft/azure-pipelines-language-server/blob/71b20f92874c02dfe82ad2cc2dcc7fa64996be91/language-service/test/pipelinesTests/yamlvalidation.test.ts#L50
 #
 # original license can be found in
-#   src/check_jsonschema/builtin_schemas/vendor/LICENSE.azure-pipelines
+#   src/check_jsonschema/builtin_schemas/vendor/licenses/LICENSE.azure-pipelines
 #
 steps:
 - ${{ if succeeded() }}:

tests/example-files/hooks/positive/buildkite/matrix.yml

@@ -1,6 +1,6 @@
 # this example copied from the buildkite pipeline-schema repo
 # it is therefore licensed under the existing buildkite MIT license
-# see src/check_jsonschema/builtin_schemas/vendor/ for license details
+# see src/check_jsonschema/builtin_schemas/vendor/licenses for license details
 
 steps:
   - command: "echo {{matrix}}"