ci: reduce runs on draft PRs

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

Update ci.yml

.github/workflows/configure.yml

@@ -3,6 +3,11 @@ name: Config
 on:
   workflow_dispatch:
   pull_request:
+    types:
+      - opened
+      - synchronize
+      - reopened
+      - ready_for_review
   push:
     branches:
       - master
@@ -16,6 +21,7 @@ jobs:
   # This tests various versions of CMake in various combinations, to make sure
   # the configure step passes.
   cmake:
+    if: github.event.pull_request.draft == false
     strategy:
       fail-fast: false
       matrix: