chore(tests): Remove unused tests (#15429)

* chore(tests): Remove unused tests

`tests/api.rs` has been entirely commented out since 45da52c (chore: begin
upgrade to tokio 1.x (#5872) April 2021), and `tests/enterprise.rs` will be
moving out as well.

* Don't run enterprise tests

.github/workflows/test.yml

@@ -111,7 +111,6 @@ jobs:
       - run: make test
         env:
           CARGO_BUILD_JOBS: 5
-      - run: make test-enterprise
       - name: Upload test results
         run: scripts/upload-test-results.sh
         if: always()
@@ -251,7 +250,6 @@ jobs:
       - run: echo "::add-matcher::.github/matchers/rust.json"
       - run: make test
       - run: make test-behavior
-      - run: make test-enterprise
 
   test-windows:
     name: Unit - Windows
@@ -262,7 +260,6 @@ jobs:
       - uses: actions/checkout@v3
       - run: .\scripts\environment\bootstrap-windows-2019.ps1
       - run: make test
-      - run: make test-enterprise
 
   test-vrl:
     name: VRL - Linux

Makefile

@@ -328,10 +328,6 @@ test-behavior-%: ## Runs behavioral test for a given category
 test-behavior: ## Runs all behavioral tests
 test-behavior: test-behavior-transforms test-behavior-formats test-behavior-config
 
-.PHONY: test-enterprise
-test-enterprise: ## Runs enterprise related behavioral tests
-	${MAYBE_ENVIRONMENT_EXEC} cargo nextest run --workspace --no-fail-fast --no-default-features --features "enterprise-tests" --test enterprise
-
 .PHONY: test-integration
 test-integration: ## Runs all integration tests
 test-integration: test-integration-amqp test-integration-apex test-integration-aws test-integration-axiom test-integration-azure test-integration-chronicle test-integration-clickhouse