Update documentation and CI about deps to install to build TPM

We no longer need autotools to build the TPM, but cmake instead.
`gcc-c++` is required by the cmake project, otherwise the
"No CMAKE_CXX_COMPILER could be found" error is printed.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>

Author: stefano-garzarella

.github/workflows/publish-docs.yml

@@ -28,7 +28,7 @@ jobs:
             override: true
 
       - name: Install TPM 2.0 Reference Implementation build dependencies
-        run: sudo apt install -y autoconf autoconf-archive pkg-config build-essential automake
+        run: sudo apt install -y build-essential cmake pkg-config
 
       - uses: actions/setup-python@v5
         with:

.github/workflows/qemu.yml

@@ -112,7 +112,7 @@ jobs:
             --profile minimal
 
       - name: Install TPM 2.0 Reference Implementation build dependencies
-        run: sudo apt install -y autoconf autoconf-archive pkg-config build-essential automake
+        run: sudo apt install -y build-essential cmake pkg-config
 
       - name: Build SVSM
         run: cargo xbuild configs/qemu-target.json

.github/workflows/rust.yml

@@ -29,7 +29,7 @@ jobs:
         run: cargo update --workspace --locked
 
       - name: Install TPM 2.0 Reference Implementation build dependencies
-        run: sudo apt install -y autoconf autoconf-archive pkg-config build-essential automake
+        run: sudo apt install -y build-essential cmake pkg-config
 
       - name: Build debug image
         run: cargo xbuild ./configs/*

Documentation/docs/installation/INSTALL.md

@@ -203,9 +203,8 @@ You may also need to install the TPM 2.0 Reference Implementation build
 dependencies. On OpenSUSE you can do this by:
 
 ```
-$ sudo zypper in system-user-mail make gcc curl patterns-devel-base-devel_basis \
-      glibc-devel-static git libclang13 autoconf autoconf-archive pkg-config \
-      automake perl
+$ sudo zypper in system-user-mail make gcc gcc-c++ curl patterns-devel-base-devel_basis \
+      glibc-devel-static git libclang13 cmake pkg-config perl
 ```
 
 Then checkout the SVSM repository and build the SVSM binary:

scripts/container/opensuse-rust.docker

@@ -23,9 +23,9 @@ ENV RUSTUP_HOME=/opt/rustup
 SHELL ["/bin/bash", "-c"]
 
 RUN zypper ref && zypper dup -y && \
-    zypper install -y system-user-mail make gcc curl \
+    zypper install -y system-user-mail make gcc gcc-c++ curl \
         patterns-devel-base-devel_basis glibc-devel-static git libclang13 \
-        autoconf autoconf-archive pkg-config automake perl && \
+        cmake pkg-config perl && \
     useradd -u $USER_ID -m $USER_NAME && \
        mkdir -p "${CARGO_HOME}" "${RUSTUP_HOME}" && \
        chown "${USER_NAME}" "${CARGO_HOME}" "${RUSTUP_HOME}"