add: sudo for apt-get

.github/workflows/validate.yml

@@ -14,7 +14,7 @@ jobs:
     - run: gem install cddl -v 0.10.3
     - uses: actions/setup-python@v4
     - run: python -m pip install cwt>=2.7.0
-    - run: apt-get update && apt-get install -y xxd
+    - run: sudo apt-get update && sudo apt-get install -y xxd
     - name: Vaildate examples
       run: make -C examples/ validate
     - name: Upload *.suit files
@@ -37,7 +37,7 @@ jobs:
         name: suit-encrypted-payloads
     - name: Build parsers
       run: |
-        apt-get install -y git make gcc libssl-dev
+        sudo apt-get install -y git make gcc libssl-dev
         git clone --depth 1 https://github.com/laurencelundblade/QCBOR.git
         make -C QCBOR install
         git clone --depth 1 --branch dev https://github.com/laurencelundblade/t_cose.git