Moved windows sleep and clang check removal from beta branch (#2139)

Author: MSeal

src/confluent_kafka/src/confluent_kafka.c

@@ -29,6 +29,9 @@
 
 #include <stdarg.h>
 
+#ifdef _WIN32
+#include <windows.h>
+#endif
 
 /**
  * @brief KNOWN ISSUES
@@ -2057,7 +2060,11 @@ int wait_for_oauth_token_set(Handle *h) {
         while (!h->oauth_token_set && elapsed_sec < max_wait_sec) {
                 CallState cs;
                 CallState_begin(h, &cs);
+#ifdef _WIN32
+                Sleep(retry_interval_sec * 1000);
+#else
                 sleep(retry_interval_sec);
+#endif
                 CallState_end(h, &cs);
                 elapsed_sec += retry_interval_sec;
         }

tools/source-package-verification.sh

@@ -52,8 +52,9 @@ if [[ $OS_NAME == linux && $ARCH == x64 ]]; then
         # Run these actions and tests only in this case
         echo "Checking code formatting ..."
         # Check all tracked files (Python and C)
-        all_files=$(git ls-tree -r --name-only HEAD | egrep '\.(py|c|h)$')
-        clang-format --version
+        # Commenting out clang-format until consistent versions across platforms are available for dev and CI testing
+        all_files=$(git ls-tree -r --name-only HEAD | egrep '\.(py)$')  # egrep '\.(py|c|h)$')
+        # clang-format --version
         tools/style-format.sh $all_files || exit 1
         echo "Building documentation ..."
         flake8 --exclude ./_venv,*_pb2.py,./build