test(miniforge): drop tests to install mambaforge

Author: eitsupi

test/miniforge/mambaforge-pypy3.sh

@@ -1,12 +1,4 @@
 {
-	"mambaforge": {
-		"image": "debian:stable-slim",
-		"features": {
-			"miniforge": {
-				"variant": "Mambaforge"
-			}
-		}
-	},
 	"miniforge-pypy3": {
 		"image": "debian:stable-slim",
 		"features": {
@@ -15,15 +7,7 @@
 			}
 		}
 	},
-	"mambaforge-pypy3": {
-		"image": "debian:stable-slim",
-		"features": {
-			"miniforge": {
-				"variant": "Mambaforge-pypy3"
-			}
-		}
-	},
-	"mambaforge-existing-conda": {
+	"miniforge-existing-conda": {
 		"image": "jupyter/base-notebook",
 		"features":{
 			"miniforge": {}