CMake: Revise _ALWAYSLINK_LIBS_MLIR

Closes https://github.com/google/iree/pull/1529

COPYBARA_INTEGRATE_REVIEW=https://github.com/google/iree/pull/1529 from iml130:cmake-alwayslink 670764ce031d118ad0764c12bca05f97a8610b1a
PiperOrigin-RevId: 306702851

build_tools/cmake/iree_alwayslink.cmake

diff --git a/build_tools/cmake/iree_alwayslink.cmake b/build_tools/cmake/iree_alwayslink.cmake
index 4f8e6b5..f922851 100644
--- a/build_tools/cmake/iree_alwayslink.cmake
+++ b/build_tools/cmake/iree_alwayslink.cmake
@@ -56,15 +56,10 @@
 
 function(set_alwayslink_mlir_libs)
   set(_ALWAYSLINK_LIBS_MLIR
-    # Required passes
-    MLIRPass
     # TODO(marbre): Check the previously added libs
     MLIRAnalysis
     MLIREDSC
-    MLIRLoopToStandard
     MLIRParser
-    MLIRStandardToLLVM
-    MLIRTargetLLVMIR
     MLIRTransforms
     MLIRTranslation
     MLIRSupport