Parse tspconfig as yaml to be able to figure out where errors are

common/changes/@typespec/compiler/feature-yaml-ast_2023-08-09-16-14.json

@@ -0,0 +1,15 @@
+{
+  "changes": [
+    {
+      "packageName": "@typespec/compiler",
+      "comment": "Changed yaml parser from `js-yaml` to `yaml`",
+      "type": "none"
+    }, 
+    {
+      "packageName": "@typespec/compiler",
+      "comment": "Parsing and validation of the tspconfig.yaml will not report the error location.",
+      "type": "none"
+    }
+  ],
+  "packageName": "@typespec/compiler"
+}

common/changes/@typespec/json-schema/feature-yaml-ast_2023-08-09-16-14.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@typespec/json-schema",
+      "comment": "Changed yaml parser from `js-yaml` to `yaml`",
+      "type": "none"
+    }
+  ],
+  "packageName": "@typespec/json-schema"
+}

common/changes/@typespec/migrate/feature-yaml-ast_2023-08-09-16-14.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@typespec/migrate",
+      "comment": "Changed yaml parser from `js-yaml` to `yaml`",
+      "type": "none"
+    }
+  ],
+  "packageName": "@typespec/migrate"
+}

common/changes/@typespec/openapi3/feature-yaml-ast_2023-08-09-16-14.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@typespec/openapi3",
+      "comment": "Changed yaml parser from `js-yaml` to `yaml`",
+      "type": "none"
+    }
+  ],
+  "packageName": "@typespec/openapi3"
+}

common/changes/@typespec/prettier-plugin-typespec/feature-yaml-ast_2023-08-09-16-14.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@typespec/prettier-plugin-typespec",
+      "comment": "Changed yaml parser from `js-yaml` to `yaml`",
+      "type": "none"
+    }
+  ],
+  "packageName": "@typespec/prettier-plugin-typespec"
+}