remove redundant menu items in python panel (#547)

fixes microsoft/vscode-python-environments#509

fixes microsoft/vscode-python-environments#510

Author: eleanorjboyd

package.json

@@ -350,7 +350,6 @@
                 },
                 {
                     "command": "python-envs.refreshPackages",
-                    "group": "inline",
                     "when": "view == env-managers && viewItem =~ /.*pythonEnvironment.*/"
                 },
                 {
@@ -368,11 +367,6 @@
                     "group": "inline",
                     "when": "view == env-managers && viewItem == python-package"
                 },
-                {
-                    "command": "python-envs.packages",
-                    "group": "inline",
-                    "when": "view == python-projects && viewItem == python-env"
-                },
                 {
                     "command": "python-envs.copyEnvPath",
                     "group": "inline",
@@ -382,11 +376,6 @@
                     "command": "python-envs.remove",
                     "when": "view == python-projects && viewItem == python-env"
                 },
-                {
-                    "command": "python-envs.refreshPackages",
-                    "group": "inline",
-                    "when": "view == python-projects && viewItem == python-env"
-                },
                 {
                     "command": "python-envs.removePythonProject",
                     "when": "view == python-projects && viewItem == python-workspace-removable"