github actions bugfixes

.github/workflows/master-build.yml

@@ -52,7 +52,7 @@ jobs:
       if: ${{ success() }}
       uses: actions/upload-artifact@v3
       with:
-        name: binaries-${{ env.SHA8 }}-${{ env.BRANCH }}
+        name: binaries-${{ env.SHA8 }}
         path: | 
           tutorials/01-hello/bin
           tutorials/02-sprite/bin

.github/workflows/pr-build-check.yml

@@ -51,7 +51,8 @@ jobs:
     - name: Get branch
       id: branch
       run: | 
-        echo "BRANCH=$(echo ${GITHUB_REF#refs/heads/})" >> $GITHUB_ENV
+        BRANCH_NAME=$(echo ${GITHUB_REF#refs/heads/} | sed 's/refs\///g' | sed 's/\//_/g')
+        echo "BRANCH=${BRANCH_NAME}" >> $GITHUB_ENV
 
     - name: Upload build artifacts
       if: ${{ success() }}