PYTHON-5950 Fix spec resync scripts to use main branch (#2951)

Author: aclark4life

.evergreen/resync-specs.sh

@@ -65,7 +65,7 @@ cpjson () {
     sed -e '/^[0-9]/d' | sed -e 's|< ./||g' )"
     printf "%s\n" $IGNORED_FILES
     cd "$PYMONGO"/test/$2
-    printf "%s\n" $IGNORED_FILES | xargs git checkout master
+    printf "%s\n" $IGNORED_FILES | xargs git checkout main
 
 }
 

.evergreen/scripts/create-spec-pr.sh

@@ -31,7 +31,7 @@ echo "Creating the git checkout..."
 branch="spec-resync-"$(date '+%m-%d-%Y')
 
 git remote set-url origin https://x-access-token:${token}@github.com/$owner/$repo.git
-git checkout -b $branch "origin/master"
+git checkout -b $branch "origin/main"
 git add ./test
 git commit -am "resyncing specs $(date '+%m-%d-%Y')"
 echo "Creating the git checkout... done."
@@ -42,7 +42,7 @@ resp=$(curl -L \
     -H "Accept: application/vnd.github+json" \
     -H "Authorization: Bearer $token" \
     -H "X-GitHub-Api-Version: 2022-11-28" \
-    -d "{\"title\":\"[Spec Resync] $(date '+%m-%d-%Y')\",\"body\":\"$(cat "$1")\",\"head\":\"${branch}\",\"base\":\"master\"}" \
+    -d "{\"title\":\"[Spec Resync] $(date '+%m-%d-%Y')\",\"body\":\"$(cat "$1")\",\"head\":\"${branch}\",\"base\":\"main\"}" \
     --url https://api.github.com/repos/$owner/$repo/pulls)
 echo $resp | jq '.html_url'
 echo "Creating the PR... done."