Install R with r-apt instead of r-rig devcontainer feature

Author: jpvelez

template/.devcontainer/devcontainer.json.jinja

@@ -4,9 +4,8 @@
   "features": {
     "ghcr.io/guiyomh/features/just:0.1.0": { "version": "1.42.4" }{% if python  %},
     "ghcr.io/devcontainers/features/python:1": { "version": "os-provided" }{% endif %}{% if r_data_science  %},
-    "ghcr.io/rocker-org/devcontainer-features/r-rig:1": {
+    "ghcr.io/rocker-org/devcontainer-features/r-apt:0.5.0": {
       "version": "4.4.3",
-      "installREnv": "true",
       "installRMarkdown": "true",
       "vscodeRSupport": "full",
       "installVscDebugger": "true",