fix: aria2c is aria2 in ubuntu

Author: notmarek

.github/workflows/build.yml

@@ -29,7 +29,7 @@ jobs:
 
       - name: "Setup kindle-sdk (${{ matrix.kindle_target }})"
         run: |
-          sudo apt-get install -y zlib1g-dev libarchive-dev nettle-dev curl aria2c
+          sudo apt-get install -y zlib1g-dev libarchive-dev nettle-dev curl aria2
           sh ./kindle-sdk/gen-sdk.sh ${{ matrix.kindle_target }}
 
       - uses: actions/checkout@v4