Remove obsolete serverless setup steps

Author: alcaeus

.evergreen/config/functions.yml

@@ -184,53 +184,6 @@ functions:
     - command: expansions.update
       params:
         file: src/serverless-expansion.yml
-    - command: shell.exec
-      params:
-        shell: bash
-        script: |
-          ${PREPARE_SHELL}
-
-          if [ -z "${SERVERLESS_MONGODB_VERSION}" ]; then
-            echo "expected SERVERLESS_MONGODB_VERSION to be set"
-            exit 1
-          fi
-
-          . ${DRIVERS_TOOLS}/.evergreen/find-python3.sh
-          PYTHON_BINARY="$(find_python3)" || exit 1
-
-          # Download the enterprise server download for current platform to $MONGODB_BINARIES.
-          # This is required for tests that need mongocryptd.
-          # $MONGODB_BINARIES is added to the $PATH in fetch-source.
-          ${PYTHON_BINARY} ${DRIVERS_TOOLS}/.evergreen/mongodl.py \
-              --component archive \
-              --version ${SERVERLESS_MONGODB_VERSION} \
-              --edition enterprise \
-              --out $MONGODB_BINARIES \
-              --strip-path-components 2
-
-          # Download the crypt_shared dynamic library for the current platform.
-          ${PYTHON_BINARY} ${DRIVERS_TOOLS}/.evergreen/mongodl.py \
-            --component crypt_shared \
-            --version ${SERVERLESS_MONGODB_VERSION} \
-            --edition enterprise \
-            --out . \
-            --only "**/mongo_crypt_v1.*" \
-            --strip-path-components 1
-
-          # Find the crypt_shared library file in the current directory and set the CRYPT_SHARED_LIB_PATH to
-          # the path of that file. Only look for .so, .dll, or .dylib files to prevent matching any other
-          # downloaded files.
-          CRYPT_SHARED_LIB_PATH="$(find $(pwd) -maxdepth 1 -type f \
-            -name 'mongo_crypt_v1.so' -o \
-            -name 'mongo_crypt_v1.dll' -o \
-            -name 'mongo_crypt_v1.dylib')"
-
-          echo "CRYPT_SHARED_LIB_PATH: $CRYPT_SHARED_LIB_PATH" >> crypt-expansion.yml
-
-    # Load the expansion file to make an evergreen variable with the current unique version
-    - command: expansions.update
-      params:
-        file: crypt-expansion.yml
 
   "delete serverless instance":
     - command: shell.exec