Revert "Add math expand patterns pass" (#17367)

Reverts iree-org/iree#17324

This was merged with tests failing (need to update XFAIL lists):
https://github.com/iree-org/iree/actions/runs/9059961537/job/24889009718#step:9:608
diff --git a/compiler/src/iree/compiler/Codegen/Common/PolynomialApproximationPass.cpp b/compiler/src/iree/compiler/Codegen/Common/PolynomialApproximationPass.cpp
index b401b46..56feee4 100644
--- a/compiler/src/iree/compiler/Codegen/Common/PolynomialApproximationPass.cpp
+++ b/compiler/src/iree/compiler/Codegen/Common/PolynomialApproximationPass.cpp
@@ -28,11 +28,6 @@
   void runOnOperation() override {
     RewritePatternSet mathPatterns(&getContext());
     populateExpandTanPattern(mathPatterns);
-    populateExpandSinhPattern(mathPatterns);
-    populateExpandCoshPattern(mathPatterns);
-    populateExpandAsinhPattern(mathPatterns);
-    populateExpandAcoshPattern(mathPatterns);
-    populateExpandAtanhPattern(mathPatterns);
     populateExpandPowFPattern(mathPatterns);
     populateExpandFPowIPattern(mathPatterns);