[llvm] [AMDGPU][GISel] Add RegBankLegalize support for G_STRICT_{FADD|FSUB|FMUL} (PR #169406)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.cpp llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.h --diff_from_common_commit
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``````````diff
diff --git a/llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.cpp b/llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.cpp
index 1cf8ca50f..4101b03e4 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPURegBankLegalizeRules.cpp
@@ -999,7 +999,7 @@ RegBankLegalizeRules::RegBankLegalizeRules(const GCNSubtarget &_ST,
       .Any({{DivS1, S64}, {{Vcc}, {Vgpr64}}})
       .Any({{UniS1, S64}, {{UniInVcc}, {Vgpr64}}});
 
-    addRulesForGOpcs({G_STRICT_FADD, G_STRICT_FSUB, G_STRICT_FMUL}, Standard)
+  addRulesForGOpcs({G_STRICT_FADD, G_STRICT_FSUB, G_STRICT_FMUL}, Standard)
       .Uni(S16, {{UniInVgprS16}, {Vgpr16, Vgpr16}})
       .Div(S16, {{Vgpr16}, {Vgpr16, Vgpr16}})
       .Uni(S32, {{UniInVgprS32}, {Vgpr32, Vgpr32}})

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https://github.com/llvm/llvm-project/pull/169406