chore: Delete GitVersion configuration

Rely on builtin defaults from now on.

GitVersion.yml

@@ -1,21 +0,0 @@
-assembly-informational-format: '{NuGetVersion}'
-mode: ContinuousDeployment
-branches:
-  master:
-    tag: rc
-    increment: Minor
-  feature:
-    regex: features?[/-]
-    tag: rc-{BranchName}
-    increment: Minor
-  pull-request:
-    regex: (pull|pull\-requests|pr)[/-]
-    tag: rc-pr-{BranchName}
-    increment: Minor
-  hotfix:
-    regex: hotfix(es)?[/-]
-    tag: rc
-    increment: Patch
-  develop:
-    regex: dev(elop)?(ment)?$
-    tag: b