docs: selector shows channel priority warning for CUDA 11 installs (#592)

* docs: selector shows channel priority warning for CUDA 11 installs

* docs(install): update prose around channel priority

* docs: make clear RAPIDS on CUDA 11 won't support strict channel priority

* Update install/index.md

Co-authored-by: Bradley Dice <[email protected]>

---------

Co-authored-by: Bradley Dice <[email protected]>

Author: gforsyth

_includes/selector.html

@@ -657,7 +657,10 @@
             },
             getCondaNotes() {
                 var notes = [];
-                notes = [...notes, "RAPIDS currently doesn't support <code>channel_priority: strict</code>; use <code>channel_priority: flexible</code> instead"];
+                if (this.active_conda_cuda_ver.startsWith("11")) {
+                    notes = [...notes, "RAPIDS on CUDA 11 doesn't support <code>channel_priority: strict</code>; use <code>channel_priority: flexible</code> instead"];
+                }
+
                 if (this.active_packages.length === 1 && this.active_packages[0] === "Standard") {
                     var pkgs_html = this.rapids_meta_pkgs.map(pkg => "<code>" + pkg + "</code>").join(", ");
                     notes = [...notes, "The <code>Standard</code> selection contains the following packages:<br>" + pkgs_html];

install/index.md

@@ -215,7 +215,13 @@ bash Miniforge3-$(uname)-$(uname -m).sh
 
 **3. Start Conda.** Open a new terminal window, which should now show Conda initialized.
 
-**4. Check Conda Configuration.** Installing RAPIDS requires you to use `channel_priority: flexible`. You can check this and change it, if required, by doing:
+**4. Check Conda Configuration.** Installing RAPIDS may require you to use `channel_priority: flexible`.
+
+If you are installing RAPIDS with CUDA 12 or greater, then you can use either `strict` or `flexible` channel priority.
+
+If you are install RAPIDS with CUDA 11, then you must set `channel_priority: flexible`.
+
+You can check this and change it, if required, by doing:
 ```sh
 conda config --show channel_priority
 conda config --set channel_priority flexible