remove github issue label to lower case

.github/workflows/issue_auto_close.yml

@@ -1,6 +1,6 @@
 # Usage:
 #   Close the issue automatically when the issue is inactive for a period of time,
-#   including the ones labelled as "Reproduction Needed" or "More Info Needed".
+#   including the ones labelled as "more info needed".
 
 name: Issue Auto Close
 
@@ -16,9 +16,9 @@ jobs:
         uses: actions-cool/issues-helper@main
         with:
           actions: 'close-issues'
-          labels: 'More Info Needed'
+          labels: 'more info needed'
           inactive-day: 15
           body: |
-            Since this issue was labeled as "More Info Needed" but no response has been received for 15 days. Now the issue is closed. Please feel free to create a new one with more info if you have more questions.
+            Since this issue was labeled as "more info needed" but no response has been received for 15 days. Now the issue is closed. Please feel free to create a new one with more info if you have more questions.
             
             由于该 issue 被标记为需要更多信息，却 15 天未收到回应。现关闭 issue，若有任何问题，可另开 issue 并提供更多信息。

.github/workflows/issue_label.yml

@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: help wanted
-        if: github.event.label.name == 'Help Wanted'
+        if: github.event.label.name == 'help wanted'
         uses: actions-cool/issues-helper@v3
         with:
           actions: 'create-comment'
@@ -29,14 +29,14 @@ jobs:
 
             你好 @${{ github.event.issue.user.login }}，感谢你的提议/反馈，现在问题已经明确。欢迎直接在此仓库 [贡献一个 Pull Request](https://github.com/TuGraph-family/tugraph-db/blob/master/docs/zh-CN/source/6.contributor-manual/1.contributing.md) 来解决这个问题，我们会尽快进行 Review，期待您的贡献。
 
-      - name: More Info Needed
-        if: github.event.label.name == 'More Info Needed'
+      - name: more info needed
+        if: github.event.label.name == 'more info needed'
         uses: actions-cool/issues-helper@v3
         with:
           actions: 'create-comment'
           token: ${{ secrets.GITHUB_TOKEN }}
           issue-number: ${{ github.event.issue.number }}
           body: |
-            Hello @${{ github.event.issue.user.login }}. Please provide more info for debugging. Issues labeled by `More Info Needed` will be closed if no activities in 7 days.
+            Hello @${{ github.event.issue.user.login }}. Please provide more info for debugging. Issues labeled by `more info needed` will be closed if no activities in 7 days.
 
             你好 @${{ github.event.issue.user.login }}, 我们需要你提供更多信息以便于排查问题。7 天内未跟进此 issue 将会被自动关闭。