Correct Dependabot to run "make presubmit" before creating PRs (#758)

Author: Ryan Lymburner

.github/workflows/dependabot-go-mod-tidy.yml renamed to .github/workflows/dependabot-make-presubmit.yml

@@ -1,4 +1,4 @@
-name: Dependabot Go Mod Tidy
+name: Dependabot Make Presubmit
 
 on:
   pull_request:
@@ -26,9 +26,9 @@ jobs:
         with:
           go-version: '1.x'
 
-      - name: Run go mod tidy
+      - name: Run make presubmit
         run: |
-          go mod tidy
+          make presubmit
           
       - name: Check for changes
         id: git-check
@@ -46,5 +46,5 @@ jobs:
           git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
           git config --local user.name "github-actions[bot]"
           git add go.mod go.sum
-          git commit -m "Run go mod tidy for Dependabot PR"
+          git commit -m "Run make presubmit for Dependabot PR"
           git push