update test framework to use msi id when possible, update gitignore file

.gitignore

@@ -16,4 +16,7 @@ _repo.*/
 *.tmp
 go.sum
 
-TestRecord
+TestRecord
+**/TestRecord.md.tmp
+terraform.tfstate
+terraform.tfstate.backup

test/e2e/quickstart_test.go

@@ -12,6 +12,10 @@ import (
 )
 
 func Test_Quickstarts(t *testing.T) {
+	msiId := os.Getenv("MSI_ID")
+	if msiId != "" {
+		_ = os.Setenv("TF_VAR_msi_id", msiId)
+	}
 	input := os.Getenv("CHANGED_FOLDERS")
 	folders := strings.Split(input, ",")
 	if input == "" {