refactor(bazelrc): organize build settings for unix, linux, macos, and windows

Author: sampajano

.bazelrc

@@ -1,4 +1,14 @@
-build --copt=-Wno-error=deprecated-declarations --host_copt=-Wno-error=deprecated-declarations
+# Common settings for unix-like systems
+build:unix --copt=-Wno-error=deprecated-declarations
+build:unix --host_copt=-Wno-error=deprecated-declarations
+
+# Apply unix config on linux and macos
+build:linux --config=unix
+build:macos --config=unix
+
+# Windows specific settings
+build:windows --copt=-DABSL_HAVE_WORKING_GCC_WNO_DEPRECATED_DECLARATIONS=0
+build:windows --host_copt=-DABSL_HAVE_WORKING_GCC_WNO_DEPRECATED_DECLARATIONS=0
 
 # Required until this is the default; expected in Bazel 7
 common --enable_bzlmod