Print out the goroutine id (#3433)

The TXT logger prints out the actual go routine ID

This feature depends on 'loggoroutine' build tag

```go build -tags loggoroutine```

formatter/hook/hook_test.go

@@ -0,0 +1,39 @@
+package hook
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestFilePathParsing(t *testing.T) {
+
+	testCases := []struct {
+		filePath         string
+		expectedFileName string
+	}{
+		// locally cloned repo
+		{
+			filePath:         "/Users/user/Github/Netbird/netbird/formatter/formatter.go",
+			expectedFileName: "formatter/formatter.go",
+		},
+		// locally cloned repo with duplicated name in path
+		{
+			filePath:         "/Users/user/netbird/repos/netbird/formatter/formatter.go",
+			expectedFileName: "formatter/formatter.go",
+		},
+		// locally cloned repo with renamed package root
+		{
+			filePath:         "/Users/user/Github/MyOwnNetbirdClient/formatter/formatter.go",
+			expectedFileName: "formatter/formatter.go",
+		},
+	}
+
+	hook := NewContextHook()
+
+	for _, testCase := range testCases {
+		parsedString := hook.parseSrc(testCase.filePath)
+		assert.Equal(t, testCase.expectedFileName, parsedString, "Parsed filepath does not match expected for %s", testCase.filePath)
+	}
+
+}