Add missing build dependencies.

Author: BonnyAD9

.github/workflows/main.yml

@@ -34,7 +34,7 @@ jobs:
       if: startsWith(matrix.image, 'ubuntu') || startsWith(matrix.image, 'debian')
       run: |
         apt-get update
-        apt-get -y install git gcc g++ cmake make libxml2-dev liblz4-dev libzstd-dev
+        apt-get -y install git gcc g++ cmake make libxml2-dev liblz4-dev libzstd-dev libssl-dev
         apt-get -y install python3-docutils zlib1g-dev pkg-config
         apt-get -y install librdkafka-dev
       env:
@@ -69,7 +69,7 @@ jobs:
     - name: Install dependencies for libfds and IPFIXcol2 (Rocky Linux, Oracle Linux)
       if: contains(matrix.image, 'rockylinux') || contains(matrix.image, 'oraclelinux')
       run: |
-        yum -y install git gcc gcc-c++ cmake make libxml2-devel lz4-devel libzstd-devel
+        yum -y install git gcc gcc-c++ cmake make libxml2-devel lz4-devel libzstd-devel openssl-devel
         yum -y install zlib-devel pkgconfig librdkafka-devel
         yum -y install python3-docutils || yum -y install python-docutils