[LangRef] Fix evl type on float VP reduction intrinsics

Looks like a search-and-replace typo

Author: lukel97

llvm/docs/LangRef.rst

@@ -23007,7 +23007,7 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare float @llvm.vp.reduce.fmax.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, float <vector_length>)
+      declare float @llvm.vp.reduce.fmax.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, i32 <vector_length>)
       declare double @llvm.vp.reduce.fmax.nxv8f64(double <start_value>, <vscale x 8 x double> <val>, <vscale x 8 x i1> <mask>, i32 <vector_length>)
 
 Overview:
@@ -23077,7 +23077,7 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare float @llvm.vp.reduce.fmin.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, float <vector_length>)
+      declare float @llvm.vp.reduce.fmin.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, i32 <vector_length>)
       declare double @llvm.vp.reduce.fmin.nxv8f64(double <start_value>, <vscale x 8 x double> <val>, <vscale x 8 x i1> <mask>, i32 <vector_length>)
 
 Overview:
@@ -23147,7 +23147,7 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare float @llvm.vp.reduce.fmaximum.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, float <vector_length>)
+      declare float @llvm.vp.reduce.fmaximum.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, i32 <vector_length>)
       declare double @llvm.vp.reduce.fmaximum.nxv8f64(double <start_value>, <vscale x 8 x double> <val>, <vscale x 8 x i1> <mask>, i32 <vector_length>)
 
 Overview:
@@ -23217,7 +23217,7 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare float @llvm.vp.reduce.fminimum.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, float <vector_length>)
+      declare float @llvm.vp.reduce.fminimum.v4f32(float <start_value>, <4 x float> <val>, <4 x i1> <mask>, i32 <vector_length>)
       declare double @llvm.vp.reduce.fminimum.nxv8f64(double <start_value>, <vscale x 8 x double> <val>, <vscale x 8 x i1> <mask>, i32 <vector_length>)
 
 Overview: