feat(rvm): add `rb32` alias (#11533)

plugins/rvm/README.md

@@ -24,6 +24,7 @@ plugins=(... rvm)
 | `rb27`       | `rvm use ruby-2.7`   |
 | `rb30`       | `rvm use ruby-3.0`   |
 | `rb31`       | `rvm use ruby-3.1`   |
+| `rb32`       | `rvm use ruby-3.2`   |
 | `rvm-update` | `rvm get head`       |
 | `gems`       | `gem list`           |
 | `rvms`       | `rvm gemset`         |

plugins/rvm/rvm.plugin.zsh

@@ -27,6 +27,7 @@ rubies=(
   27  'ruby-2.7'
   30  'ruby-3.0'
   31  'ruby-3.1'
+  32  'ruby-3.2'
 )
 
 for v in ${(k)rubies}; do