Move -fvisibility-inlines-hidden to global device cppflags

It was previously set on arm[64] and mips[64], this will cause it
to be set for x86[_64] too.

Bug: 68855788
Test: m checkbuild
Change-Id: I75af16e7d259963ad633cc664929144332bb435d
diff --git a/cc/config/arm_device.go b/cc/config/arm_device.go
index 6703969..5c050fa 100644
--- a/cc/config/arm_device.go
+++ b/cc/config/arm_device.go
@@ -42,9 +42,7 @@
 		"-fomit-frame-pointer",
 	}
 
-	armCppflags = []string{
-		"-fvisibility-inlines-hidden",
-	}
+	armCppflags = []string{}
 
 	armLdflags = []string{
 		"-Wl,--icf=safe",