FileSystemDsc: Fix GitVersion (#14)

- FileSystemDsc
  - The component `gitversion` that is used in the pipeline was wrongly configured
    when the repository moved to the new default branch `main`. It no longer throws
    an error when using newer versions of GitVersion.

CHANGELOG.md

@@ -22,6 +22,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
     or `features`.
   - Added missing MIT LICENSE file.
 
+### Fixed
+
+- FileSystemDsc
+  - The component `gitversion` that is used in the pipeline was wrongly configured
+    when the repository moved to the new default branch `main`. It no longer throws
+    an error when using newer versions of GitVersion.
+
 ## [1.1.1] - 2020-04-19
 
 ### Fixed

GitVersion.yml

@@ -15,12 +15,12 @@ branches:
     tag: useBranchName
     increment: Minor
     regex: f(eature(s)?)?[\/-]
-    source-branches: ['main']
+    source-branches: ['master']
   hotfix:
     tag: fix
     increment: Patch
     regex: (hot)?fix(es)?[\/-]
-    source-branches: ['main']
+    source-branches: ['master']
 
 ignore:
   sha: []