try to install redis

Author: ktoso

.github/workflows/pull_request.yml

@@ -16,6 +16,6 @@ jobs:
     uses: swiftlang/github-workflows/.github/workflows/swift_package_test.yml@main
     with:
       linux_pre_build_command: apt-get update -y && apt-get install redis -y
-      swift_flags:
+      linux_exclude_swift_versions: "[{\"swift_version\": \"5.8\"}]"
       linux_env_vars: REDIS_URL=redis
-      enable_windows_checks: false
+      enable_windows_checks: false

CONTRIBUTING.md

@@ -37,7 +37,7 @@ When editing a file, ensure that the copyright header states the year `2019-<cur
 
 ### Git Workflow
 
-`master` is always the development branch.
+`main` is always the development branch.
 
 For **minor** or **patch** SemVer changes, create a branch off of the tagged commit.