Remove scanbuild jobs for 3m and cs (#3124)

This is temporary until I can fix them. Unfortunately, I have no idea
what's going on on the Actions side. In the meantime I would like to
see green ticks for master commits.

Working on a fix under #3119

.github/workflows/ci-push.yml

@@ -499,105 +499,3 @@ jobs:
         name: scanbuild-cgc-${{ github.sha }}
         path: racketcgc-report-${{ github.sha }}.tar.bz2
 
-  scanbuild-racket3m:
-
-    runs-on: ubuntu-latest
-    container: pmatos/scan-build:latest
-    needs: build-racketcgc
-
-    steps:
-    - uses: actions/checkout@v1
-      with:
-        fetch-depth: 100
-    - name: Install dependencies
-      run: |
-        apt-get update
-        apt-get install -y libffi-dev unzip python libxml2-dev libfindbin-libs-perl make gcc g++
-    - uses: actions/download-artifact@v1
-      with:
-        name: racketcgc-ubuntu-18.04-cify-x64_git${{ github.sha }}
-        path: ${{ runner.temp }}
-    - name: Untar
-      working-directory: ${{ runner.temp }}
-      run: tar -xvjf racketcgc-ubuntu-18.04-cify-x64_git${{ github.sha }}.tar.bz2
-    - name: Configure
-      working-directory: ./racket/src
-      run: >
-        ./configure
-        CFLAGS="-O0 -g"
-        --disable-strip
-        --prefix=${{ runner.temp }}/racket3m
-        --enable-racket=${{ runner.temp }}/racketcgc/bin/racket
-        --enable-werror
-        --enable-cify
-        --enable-jit 
-        --enable-foreign 
-        --enable-places 
-        --enable-futures 
-        --enable-float
-        --enable-pthread
-        --disable-docs 
-    - name: Scan Build
-      working-directory: ./racket/src
-      run: |
-        export cpus=$(grep -c ^processor /proc/cpuinfo)
-        scan-build -o ../../racket3m-report -analyzer-config 'crosscheck-with-z3=true' make -j$((cpus + 1))
-    - name: Tarballing
-      run: tar -cvjf racket3m-report-${{ github.sha }}.tar.bz2 racket3m-report
-    - uses: actions/upload-artifact@v1
-      if: always()
-      with:
-        name: scanbuild-3m-${{ github.sha }}
-        path: racket3m-report-${{ github.sha }}.tar.bz2
-
-  scanbuild-racketcs:
-        
-    runs-on: ubuntu-18.04
-    container: pmatos/scan-build:latest
-    needs: build-racketcgc
-    
-    steps:
-    - uses: actions/checkout@v1
-      with:
-        fetch-depth: 100
-    - name: Install pkg dependencies
-      run: |
-        apt update
-        apt install -y libffi-dev unzip python libxml2-dev libfindbin-libs-perl make gcc g++ git uuid-dev
-    - uses: actions/download-artifact@v1
-      with:
-        name: racketcgc-ubuntu-18.04-cify-x64_git${{ github.sha }}
-        path: ${{ runner.temp }}
-    - name: Untar
-      working-directory: ${{ runner.temp }}
-      run: tar -xvjf racketcgc-ubuntu-18.04-cify-x64_git${{ github.sha}}.tar.bz2
-    - name: Checking out ChezScheme
-      working-directory: ./racket/src
-      run: git clone --depth=1 --recurse-submodules -j3 https://github.com/racket/ChezScheme
-    - name: Configuring Racket CS
-      working-directory: ./racket/src
-      env:
-        CC: ${{ matrix.cc }}
-      run: >
-        ./configure
-        CFLAGS="-O0 -g"
-        --prefix=${{ runner.temp }}/racketcs
-        $RACKET_EXTRA_CONFIGURE_ARGS
-        --enable-racket=${{ runner.temp }}/racketcgc/bin/racket 
-        --enable-compress 
-        --disable-docs 
-        --enable-pthread 
-        --enable-csdefault 
-        --enable-csonly
-    - name: Building
-      working-directory: ./racket/src
-      run: |
-        export cpus=$(grep -c ^processor /proc/cpuinfo)
-        scan-build -o ../../racketcs-report -analyzer-config 'crosscheck-with-z3=true' make -j $((cpus+1))
-    - name: Tarballing
-      run: tar -cvjf racketcs-report-${{ github.sha }}.tar.bz2 racketcs-report
-    - uses: actions/upload-artifact@v1
-      if: always()
-      with:
-        name: scanbuild-cs-${{ github.sha }}
-        path: racketcs-report-${{ github.sha }}.tar.bz2