Fix Windows linebreaks in obs_3rd_party yaml files (#71)

Reviewed-on: #71
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Co-authored-by: Dmitrii Sabelnikov <Dmitriy.Sabelnikov@t-systems.com>
Co-committed-by: Dmitrii Sabelnikov <Dmitriy.Sabelnikov@t-systems.com>

otc_metadata/data/documents/obs_3rd_party-c-sdk.yaml

@@ -1,13 +1,13 @@
----
-hc_location: sdk/c-devg-obs
-html_location: docs/obs_3rd_party/c_sdk
-link: /object-storage-service-3rd-party/c-sdk/
-rst_location: doc/c-sdk/source
-service_type: obs_3rd_party
-title: C SDK
-type: c-sdk
-cloud_environments:
-  - name: eu_de
-    visibility: public
-    pdf_visibility: public
-    pdf_enabled: false
+---
+hc_location: sdk/c-devg-obs
+html_location: docs/obs_3rd_party/c_sdk
+link: /object-storage-service-3rd-party/c-sdk/
+rst_location: doc/c-sdk/source
+service_type: obs_3rd_party
+title: C SDK
+type: c-sdk
+cloud_environments:
+  - name: eu_de
+    visibility: public
+    pdf_visibility: public
+    pdf_enabled: false