CI: install Python package impacket to run SMB test 1451

Install Python package impacket in relevant CI workflows.

Follow up to #7935
Supersedes #7940
Closes #8544

.github/workflows/linux-hyper.yml

@@ -25,8 +25,10 @@ jobs:
           configure: --with-openssl --with-hyper=$HOME/hyper
 
     steps:
-    - run: sudo apt-get install libtool autoconf automake pkg-config
-      name: install prereqs
+    - run: |
+        sudo apt-get install libtool autoconf automake pkg-config
+        sudo python3 -m pip install impacket
+      name: install prereqs and impacket
 
     - run: (cd $HOME;
         git clone --depth=1 https://github.com/hyperium/hyper.git;

.github/workflows/macos.yml

@@ -80,6 +80,9 @@ jobs:
     - run: brew update && for i in 1 2 3; do brew bundle install --no-lock --file /tmp/Brewfile && break || sleep 1; done
       name: 'brew install'
 
+    - run: python3 -m pip install impacket
+      name: 'pip3 install'
+
     - uses: actions/checkout@v2
 
     - run: ./buildconf && ./configure --enable-warnings --enable-werror ${{ matrix.build.configure }}
@@ -127,6 +130,9 @@ jobs:
     - run: brew update && brew bundle install --no-lock --file /tmp/Brewfile
       name: 'brew install'
 
+    - run: python3 -m pip install impacket
+      name: 'pip3 install'
+
     - uses: actions/checkout@v2
 
     - run: cmake -H. -Bbuild -DCURL_WERROR=ON -DPICKY_COMPILER=ON ${{ matrix.build.generate }}

.github/workflows/mbedtls.yml

@@ -28,8 +28,10 @@ jobs:
           configure: CC=clang --with-mbedtls=$HOME/mbed --enable-debug --enable-werror
 
     steps:
-    - run: sudo apt-get install libtool autoconf automake pkg-config clang stunnel4
-      name: install prereqs
+    - run: |
+        sudo apt-get install libtool autoconf automake pkg-config clang stunnel4
+        sudo python3 -m pip install impacket
+      name: install prereqs and impacket
 
     - run: |
         git clone --depth=1 -b v3.1.0 https://github.com/ARMmbed/mbedtls

.github/workflows/nss.yml

@@ -26,8 +26,8 @@ jobs:
 
     steps:
     - run: |
-        sudo apt-get install libtool autoconf automake pkg-config stunnel4 python3-pip libnss3-dev clang-9 libpsl-dev libbrotli-dev libzstd-dev libnghttp2-dev nss-plugin-pem
-        sudo pip3 install impacket
+        sudo apt-get install libtool autoconf automake pkg-config stunnel4 libnss3-dev clang-9 libpsl-dev libbrotli-dev libzstd-dev libnghttp2-dev nss-plugin-pem
+        sudo python3 -m pip install impacket
       name: install prereqs and impacket
 
     - uses: actions/checkout@v2

.github/workflows/rustls.yml

@@ -25,8 +25,10 @@ jobs:
           configure: --with-rustls=$HOME/rustls --enable-debug --enable-werror
 
     steps:
-    - run: sudo apt-get install libtool autoconf automake pkg-config libpsl-dev libbrotli-dev libzstd-dev stunnel4
-      name: install prereqs
+    - run: |
+        sudo apt-get install libtool autoconf automake pkg-config libpsl-dev libbrotli-dev libzstd-dev stunnel4
+        sudo python3 -m pip install impacket
+      name: install prereqs and impacket
 
     - run: |
         git clone --depth=1 --recursive https://github.com/rustls/rustls-ffi.git -b v0.8.2

.github/workflows/wolfssl.yml

@@ -31,8 +31,8 @@ jobs:
 
     steps:
     - run: |
-        sudo apt-get install libtool autoconf automake pkg-config stunnel4 python3-pip
-        sudo pip3 install impacket
+        sudo apt-get install libtool autoconf automake pkg-config stunnel4
+        sudo python3 -m pip install impacket
       name: install prereqs and impacket
 
     - run: |