chore: Remove autoconf purge step and adjust installation method for autoconf

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

.github/workflows/makefile.yml

@@ -52,13 +52,6 @@ jobs:
       if: steps.cache-cross.outputs.cache-hit != 'true'
       run: sudo apt update
 
-    - name: Purge autoconf
-      if: steps.cache-cross.outputs.cache-hit != 'true'
-      run: |
-        sudo apt --purge remove *autoconf*
-        sudo apt autoremove
-        sudo apt clean
-
     - name: Install GCC Dependencies
       if: steps.cache-cross.outputs.cache-hit != 'true'
       run: sudo apt -y install build-essential bison flex libgmp3-dev libmpc-dev libmpfr-dev texinfo libzstd-dev libisl-dev m4 automake gettext gperf dejagnu guile-3.0 guile-3.0-dev expect tcl autogen tex-common sphinx-common git ssh diffutils patch autoconf2.69 libtool
@@ -68,10 +61,9 @@ jobs:
       run: |
         if [ "$(autoconf --version | head -n 1 | awk '{print $NF}')" != "2.69" ]; then
           echo "Autoconf version is not 2.69, performing additional steps..."
-          sudo apt --purge remove *autoconf* *automake*
-          sudo apt -y install wget dpkg automake
+          sudo apt -y install wget dpkg
           wget https://launchpad.net/ubuntu/+archive/primary/+files/autoconf_2.69-11.1_all.deb
-          sudo apt -y install ./autoconf_2.69-11.1_all.deb
+          sudo apt -y --allow-downgrades install ./autoconf_2.69-11.1_all.deb
         fi
 
     - name: Clone All