Update README examples for new version

Author: svenstaro

README.md

@@ -50,7 +50,7 @@ jobs:
     - name: Build
       run: cargo build --release
     - name: Upload binaries to release
-      uses: svenstaro/upload-release-action@v1-release
+      uses: svenstaro/upload-release-action@v2
       with:
         repo_token: ${{ secrets.GITHUB_TOKEN }}
         file: target/release/mything
@@ -92,7 +92,7 @@ jobs:
     - name: Build
       run: cargo build --release --locked
     - name: Upload binaries to release
-      uses: svenstaro/upload-release-action@v1-release
+      uses: svenstaro/upload-release-action@v2
       with:
         repo_token: ${{ secrets.GITHUB_TOKEN }}
         file: target/release/${{ matrix.artifact_name }}
@@ -116,7 +116,7 @@ jobs:
     - name: Build
       run: cargo build --release
     - name: Upload binaries to release
-      uses: svenstaro/upload-release-action@v1-release
+      uses: svenstaro/upload-release-action@v2
       with:
         repo_token: ${{ secrets.GITHUB_TOKEN }}
         file: target/release/my*