require at least Vim 8.2

Require at least Vim 8.2, which is what ships with the oldest Ubuntu LTS
that is still supported.

Author: bhcleek

.github/workflows/git.yml

@@ -3,7 +3,7 @@ on: [pull_request]
 
 jobs:
   autosquash-commits-integrated:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/[email protected]

.github/workflows/test.yml

@@ -3,7 +3,7 @@ on: [push, pull_request]
 jobs:
   lint:
     name: lint
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
     - name: set up python
       uses: actions/[email protected]
@@ -23,7 +23,7 @@ jobs:
       run: $GITHUB_WORKSPACE/scripts/lint vim-8.2
   test:
     name: test
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     strategy:
       fail-fast: false
       matrix:

plugin/go.vim

@@ -14,17 +14,17 @@ function! s:checkVersion() abort
     if has('nvim')
       let l:unsupported = !has('nvim-0.4.0')
     else
-      let l:unsupported = !has('patch-8.1.2269')
+      let l:unsupported = !has('patch-8.2.5072')
     endif
 
     if l:unsupported == 1
       echohl Error
-      echom "vim-go requires at least Vim 8.1.2269 or Neovim 0.4.0, but you're using an older version."
+      echom "vim-go requires at least Vim 8.2.5072 or Neovim 0.4.0, but you're using an older version."
       echom "Please update your Vim for the best vim-go experience."
       echom "If you really want to continue you can set this to make the error go away:"
       echom "    let g:go_version_warning = 0"
       echom "Note that some features may error out or behave incorrectly."
-      echom "Please do not report bugs unless you're using at least Vim 8.1.2269 or Neovim 0.4.0."
+      echom "Please do not report bugs unless you're using at least Vim 8.2.5072 or Neovim 0.4.0."
       echohl None
 
       " Make sure people see this.