[rtsan] Remove android support (#99964)

Based on failing build:
https://lab.llvm.org/buildbot/#/builders/186/builds/829

Follow up to #98679

Author: cjappl

compiler-rt/cmake/config-ix.cmake

@@ -760,7 +760,7 @@ else()
 endif()
 
 if (COMPILER_RT_HAS_SANITIZER_COMMON AND RTSAN_SUPPORTED_ARCH AND
-    OS_NAME MATCHES "Android|Darwin|Linux")
+    OS_NAME MATCHES "Darwin|Linux")
   set(COMPILER_RT_HAS_RTSAN TRUE)
 else()
   set(COMPILER_RT_HAS_RTSAN FALSE)