refactor(makefile + ci): rename swamp -> integration (celestiaorg#3065)

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Renames `swamp` to `integration` in Makefile and where called in github
actions workflows

Fixes celestiaorg#2104

.github/workflows/go-ci.yml

@@ -133,8 +133,8 @@ jobs:
         with:
           go-version: ${{ inputs.go-version }}
 
-      - name: Swamp Tests
-        run: make test-swamp
+      - name: Integration Tests
+        run: make test-integration
 
-      - name: Swamp Tests with Race Detector
-        run: make test-swamp-race
+      - name: Integration Tests with Race Detector
+        run: make test-integration-race

Makefile

@@ -121,19 +121,19 @@ test-unit-race:
 	@go test -race `go list ./... | grep -v nodebuilder/tests`
 .PHONY: test-unit-race
 
-## test-swamp: Running swamp tests located in nodebuilder/tests
-test-swamp:
-	@echo "--> Running swamp tests"
+## test-integration: Running /integration tests located in nodebuilder/tests
+test-integration:
+	@echo "--> Running integrations tests"
 	@go test ./nodebuilder/tests
-.PHONY: test-swamp
+.PHONY: test-integration
 
-## test-swamp-race: Running swamp tests with data race detector located in node/tests
-test-swamp-race:
-	@echo "--> Running swamp tests with data race detector"
+## test-integration-race: Running integration tests with data race detector located in node/tests
+test-integration-race:
+	@echo "--> Running integration tests with data race detector"
 	@go test -race ./nodebuilder/tests
-.PHONY: test-swamp-race
+.PHONY: test-integration-race
 
-## test: Running both unit and swamp tests
+## test: Running both unit and integrations tests
 test:
 	@echo "--> Running all tests without data race detector"
 	@go test ./...

nodebuilder/tests/README.md

@@ -1,6 +1,6 @@
 # Swamp: In-Memory Test Tool
 
-Swamp is a testing tool that creates an environment for deploying `celestia-node` and testing instances against each other.
+Swamp is our integration testing tool that creates an environment for deploying `celestia-node` and testing instances against each other.
 While the swamp takes care of setting up networking and initial configuration of node types, the user can focus on tailoring test scenarios.
 
 ## Usage
@@ -38,7 +38,7 @@ require.NoError(t, err)
 light := sw.NewLightClient(node.WithTrustedPeer(addrs[0].String()))
 ```
 
-## Concenptual overview
+## Conceptual overview
 
 Each of the test scenario requires flexibility in network topology.
 The user can define the necessary amount of each type of node and be able to control each of them.