Remove dependency of libhardware_legacy from HAL services

It is not used by these services.

Bug: 33241851
Bug: 37305530
Test: built and tested on sailfish
Change-Id: I1f3f51981d7dfcf27e18d9495c747b7662867d31
diff --git a/contexthub/1.0/default/Android.mk b/contexthub/1.0/default/Android.mk
index 538a6b2..917bfe0 100644
--- a/contexthub/1.0/default/Android.mk
+++ b/contexthub/1.0/default/Android.mk
@@ -13,7 +13,6 @@
         libcutils \
         libdl \
         libhardware \
-        libhardware_legacy \
         libhidlbase \
         libhidltransport \
         liblog \
diff --git a/gnss/1.0/default/Android.mk b/gnss/1.0/default/Android.mk
index 5ad5e50..14b345a 100644
--- a/gnss/1.0/default/Android.mk
+++ b/gnss/1.0/default/Android.mk
@@ -45,7 +45,6 @@
     libdl \
     libbase \
     libutils \
-    libhardware_legacy \
     libhardware \
 
 LOCAL_SHARED_LIBRARIES += \
diff --git a/keymaster/3.0/default/Android.mk b/keymaster/3.0/default/Android.mk
index c537346..9df5bf8 100644
--- a/keymaster/3.0/default/Android.mk
+++ b/keymaster/3.0/default/Android.mk
@@ -34,7 +34,6 @@
     libdl \
     libbase \
     libutils \
-    libhardware_legacy \
     libhardware \
     libhidlbase \
     libhidltransport \
diff --git a/light/2.0/default/Android.mk b/light/2.0/default/Android.mk
index 3439c9b..1f44e66 100644
--- a/light/2.0/default/Android.mk
+++ b/light/2.0/default/Android.mk
@@ -34,7 +34,6 @@
     libdl \
     libbase \
     libutils \
-    libhardware_legacy \
     libhardware \
 
 LOCAL_SHARED_LIBRARIES += \
diff --git a/sensors/1.0/default/Android.mk b/sensors/1.0/default/Android.mk
index bc1cfbd..d114542 100644
--- a/sensors/1.0/default/Android.mk
+++ b/sensors/1.0/default/Android.mk
@@ -14,8 +14,6 @@
         libdl \
         libbase \
         libutils \
-        libhardware_legacy \
-        libhardware \
 
 LOCAL_SHARED_LIBRARIES += \
         libhidlbase \
diff --git a/thermal/1.0/default/Android.mk b/thermal/1.0/default/Android.mk
index 2d25dc3..113020a 100644
--- a/thermal/1.0/default/Android.mk
+++ b/thermal/1.0/default/Android.mk
@@ -29,7 +29,6 @@
         libdl \
         libbase \
         libutils \
-        libhardware_legacy \
         libhardware \
 
 LOCAL_SHARED_LIBRARIES += \