Add more log messages to build scripts

Author: MaxDesiatov

utils/webassembly/build-toolchain.sh

@@ -131,3 +131,4 @@ merge_toolchains
 
 cd $DIST_TOOLCHAIN_DESTDIR
 tar cfz $PACKAGE_ARTIFACT $TOOLCHAIN_NAME
+echo "Toolchain archive created successfully!"

utils/webassembly/ci.sh

@@ -27,6 +27,8 @@ FLAGS="--release $CACHE_FLAGS --verbose"
 
 $BUILD_SCRIPT $FLAGS
 
+echo "Build script completed, will attempt to run test suites..."
+
 if [[ "$(uname)" == "Darwin" ]]; then
   # workaround: host target test directory is necessary to use run-test
   mkdir -p $TARGET_BUILD_DIR/swift-macosx-x86_64/test-macosx-x86_64
@@ -46,3 +48,5 @@ else
   # Run test but ignore failure temporarily
   $BUILD_SCRIPT $FLAGS -t || true
 fi
+
+echo "The test suite has finished"