Fix typos in multi_project_pipelines.md

doc/ci/multi_project_pipelines.md

@@ -4,7 +4,7 @@
 [GitLab Premium 9.3](https://about.gitlab.com/2017/06/22/gitlab-9-3-released/#multi-project-pipeline-graphs).
 
 When you set up [GitLab CI/CD](README.md) across multiple projects, you can visualize
-the entire pipeline, including all cross-project interdependencies.
+the entire pipeline, including all cross-project inter-dependencies.
 
 ## Overview
 
@@ -19,7 +19,7 @@ and when hovering or tapping (on touchscreen devices) they will expand and be sh
 
 ![Multi-project mini graph](img/multi_pipeline_mini_graph.gif)
 
-Multi-project pipelines are useful for larger products that require cross-project interdependeices, such as those
+Multi-project pipelines are useful for larger products that require cross-project inter-dependencies, such as those
 adopting a [microservices architecture](https://about.gitlab.com/2016/08/16/trends-in-version-control-land-microservices/).
 
 ## Use cases