Use //build/bazel/platforms/os:linux_glibc for osLinux

osLinux is implicitly glibc, use //build/bazel/platforms/os:linux_glibc
for the configurability select key for it.

Bug: 259266326
Test: build/bazel/ci/mixed_libc.sh
Test: USE_HOST_MUSL=true build/bazel/ci/mixed_libc.sh
Change-Id: Ifbd121ab3d943f3fdfbd3f6c3e982d1eaaaa9ec1
diff --git a/bp2build/cc_test_conversion_test.go b/bp2build/cc_test_conversion_test.go
index b20f6ff..20adddb 100644
--- a/bp2build/cc_test_conversion_test.go
+++ b/bp2build/cc_test_conversion_test.go
@@ -97,8 +97,8 @@
     ]`,
 				"deps": `select({
         "//build/bazel/platforms/os:darwin": [":hostlib"],
-        "//build/bazel/platforms/os:linux": [":hostlib"],
         "//build/bazel/platforms/os:linux_bionic": [":hostlib"],
+        "//build/bazel/platforms/os:linux_glibc": [":hostlib"],
         "//build/bazel/platforms/os:linux_musl": [":hostlib"],
         "//build/bazel/platforms/os:windows": [":hostlib"],
         "//conditions:default": [],
@@ -115,8 +115,8 @@
             "linux.cpp",
             "android.cpp",
         ],
-        "//build/bazel/platforms/os:linux": ["linux.cpp"],
         "//build/bazel/platforms/os:linux_bionic": ["linux.cpp"],
+        "//build/bazel/platforms/os:linux_glibc": ["linux.cpp"],
         "//build/bazel/platforms/os:linux_musl": ["linux.cpp"],
         "//conditions:default": [],
     })`,