Fix paths for upload and download artifact

Author: purejava

.github/workflows/build_and_release_github.yml

@@ -116,7 +116,7 @@ jobs:
       - name: Get Release File Name & Upload URL
         id: get_release_info
         run: |
-          value=`cat release_url/release_url.txt`
+          value=`cat release_url.txt`
           echo ::set-output name=upload_url::$value
       - name: Load git tag from release job
         uses: actions/download-artifact@v3
@@ -125,7 +125,7 @@ jobs:
       - name: Get git tag info
         id: get_tag_info
         run: |
-          value=`cat git_tag/git_tag.txt`
+          value=`cat git_tag.txt`
           echo ::set-output name=git_tag::$value
 
       - name: Sign uber jar with key 5BFB2076ABC48776