fix yaml lint errors

.github/linters/.yaml-lint.yml

@@ -5,6 +5,6 @@ rules:
     present: false
   line-length:
     level: warning
-    max: 80
+    max: 120
     allow-non-breakable-words: true
     allow-non-breakable-inline-mappings: true

action.yml

@@ -76,10 +76,13 @@ runs:
       if: ${{ runner.os == 'Linux' }}
       shell: bash
       run: |
-        echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-18 main" | sudo tee /etc/apt/sources.list.d/llvm.list
+        llvm_source="deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-18 main"
+        echo $llvm_source | sudo tee /etc/apt/sources.list.d/llvm.list
         wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
         sudo apt-get update
-        sudo apt-get install -y llvm-18-dev clang-18 libclang-18-dev lld-18 pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev libcjson-dev
+        sudo apt-get install -y llvm-18-dev clang-18 libclang-18-dev \
+          lld-18 pkg-config libgc-dev libssl-dev zlib1g-dev libffi-dev \
+          libcjson-dev
         echo "/usr/lib/llvm-18/bin" >> $GITHUB_PATH
 
         # Install optional deps for demos.