Add recipe for gdbm and xz

Author: corona10

.github/workflows/build.yml

@@ -159,7 +159,9 @@ jobs:
     - uses: actions/checkout@v3
     - name: Prepare homebrew environment variables
       run: |
-        brew install pkg-config
+        brew install pkg-config [email protected] xz gdbm tcl-tk
+        echo "CFLAGS=-I$(brew --prefix gdbm)/include -I$(brew --prefix xz)/include" >> $GITHUB_ENV
+        echo "LDFLAGS=-L$(brew --prefix gdbm)/lib -I$(brew --prefix xz)/lib" >>  $GITHUB_ENV
         echo "PKG_CONFIG_PATH=$(brew --prefix tcl-tk)/lib/pkgconfig" >> $GITHUB_ENV
     - name: Configure CPython
       run: ./configure --with-pydebug --prefix=/opt/python-dev --with-openssl=$(brew --prefix openssl)