Change github workflows rust toolchain version (#1414)

* Fix windows tests

Author: kkawula

.github/workflows/checks.yml

@@ -299,7 +299,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@dc6353516c68da0f06325f42ad880f76a5e77ec9
         with:
-          toolchain: stable
+          toolchain: 1.79.0  # Doesn't work with "stable"
 
       - name: Download contracts
         uses: actions/download-artifact@v3
@@ -435,7 +435,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@dc6353516c68da0f06325f42ad880f76a5e77ec9
         with:
-          toolchain: stable
+          toolchain: 1.79.0 # Doesn't work with "stable"
 
       - name: Download contracts
         uses: actions/download-artifact@v3

starknet_py/tests/e2e/mock/compile_contracts.sh

@@ -39,6 +39,8 @@ compile_contracts_v0() {
     CONTRACTS_DIRECTORY="$MOCK_DIRECTORY/contracts"
     CONTRACTS_COMPILED_DIRECTORY="$MOCK_DIRECTORY/contracts_compiled"
 
+    mkdir -p "$CONTRACTS_COMPILED_DIRECTORY"
+
     # delete all artifacts except precompiled ones
     find "$CONTRACTS_COMPILED_DIRECTORY" -maxdepth 1 -type f -delete