Add //go:build lines for Go 1.18

This will be needed eventually, so add them now already.

adapter_linux.go

@@ -1,3 +1,4 @@
+//go:build !baremetal
 // +build !baremetal
 
 // Some documentation for the BlueZ D-Bus interface:

adapter_nrf51.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s110v8
 // +build softdevice,s110v8
 
 package bluetooth

adapter_nrf528xx-full.go

@@ -1,3 +1,4 @@
+//go:build (softdevice && s132v6) || (softdevice && s140v6) || (softdevice && s140v7)
 // +build softdevice,s132v6 softdevice,s140v6 softdevice,s140v7
 
 package bluetooth

adapter_nrf528xx-peripheral.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s113v7
 // +build softdevice,s113v7
 
 package bluetooth

adapter_nrf528xx.go

@@ -1,3 +1,4 @@
+//go:build (softdevice && s113v7) || (softdevice && s132v6) || (softdevice && s140v6) || (softdevice && s140v7)
 // +build softdevice,s113v7 softdevice,s132v6 softdevice,s140v6 softdevice,s140v7
 
 package bluetooth

adapter_s110.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s110v8
 // +build softdevice,s110v8
 
 package bluetooth

adapter_s113v7.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s113v7
 // +build softdevice,s113v7
 
 package bluetooth

adapter_s132.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s132v6
 // +build softdevice,s132v6
 
 package bluetooth

adapter_s140v6.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s140v6
 // +build softdevice,s140v6
 
 package bluetooth

adapter_s140v7.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s140v7
 // +build softdevice,s140v7
 
 package bluetooth

adapter_sd.go

@@ -1,3 +1,4 @@
+//go:build softdevice
 // +build softdevice
 
 package bluetooth

error_sd.go

@@ -1,3 +1,4 @@
+//go:build softdevice
 // +build softdevice
 
 package bluetooth

gap_linux.go

@@ -1,3 +1,4 @@
+//go:build !baremetal
 // +build !baremetal
 
 package bluetooth

gap_nrf51.go

@@ -1,3 +1,4 @@
+//go:build softdevice && s110v8
 // +build softdevice,s110v8
 
 package bluetooth

gap_nrf528xx-advertisement.go

@@ -1,3 +1,4 @@
+//go:build (softdevice && s113v7) || (softdevice && s132v6) || (softdevice && s140v6) || (softdevice && s140v7)
 // +build softdevice,s113v7 softdevice,s132v6 softdevice,s140v6 softdevice,s140v7
 
 package bluetooth

gap_nrf528xx-central.go

@@ -1,3 +1,4 @@
+//go:build (softdevice && s132v6) || (softdevice && s140v6) || (softdevice && s140v7)
 // +build softdevice,s132v6 softdevice,s140v6 softdevice,s140v7
 
 package bluetooth

gattc_linux.go

@@ -1,3 +1,4 @@
+//go:build !baremetal
 // +build !baremetal
 
 package bluetooth

gattc_sd.go

@@ -1,3 +1,4 @@
+//go:build (softdevice && s132v6) || (softdevice && s140v6) || (softdevice && s140v7)
 // +build softdevice,s132v6 softdevice,s140v6 softdevice,s140v7
 
 package bluetooth

gatts_linux.go

@@ -1,3 +1,4 @@
+//go:build !baremetal
 // +build !baremetal
 
 package bluetooth

gatts_other.go

@@ -1,3 +1,4 @@
+//go:build !linux
 // +build !linux
 
 package bluetooth

gatts_sd.go

@@ -1,3 +1,4 @@
+//go:build softdevice
 // +build softdevice
 
 package bluetooth

uuid16.go

@@ -1,3 +1,4 @@
+//go:build !darwin
 // +build !darwin
 
 package bluetooth

uuid_sd.go

@@ -1,3 +1,4 @@
+//go:build softdevice
 // +build softdevice
 
 package bluetooth