F16C implementation of F16 PRELU microkernels

PiperOrigin-RevId: 420921615
diff --git a/BUILD.bazel b/BUILD.bazel
index 70af66f..eb41669 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -5842,6 +5842,8 @@
 ALL_F16C_MICROKERNEL_SRCS = [
     "src/f16-f32-vcvt/gen/vcvt-f16c-x8.c",
     "src/f16-f32-vcvt/gen/vcvt-f16c-x16.c",
+    "src/f16-prelu/gen/f16c-2x8.c",
+    "src/f16-prelu/gen/f16c-2x16.c",
     "src/f16-vbinary/gen/vadd-minmax-f16c-x8.c",
     "src/f16-vbinary/gen/vadd-minmax-f16c-x16.c",
     "src/f16-vbinary/gen/vaddc-minmax-f16c-x8.c",