pmtiles: fix sandbox build on darwin

pkgs/by-name/pm/pmtiles/darwin-sandbox-fix.patch

@@ -0,0 +1,20 @@
+--- vendor/modernc.org/libc/honnef.co/go/netdb/netdb.go
++++ vendor/modernc.org/libc/honnef.co/go/netdb/netdb.go
+@@ -696,7 +696,7 @@ func init() {
+ 	// Load protocols
+ 	data, err := ioutil.ReadFile("/etc/protocols")
+ 	if err != nil {
+-		if !os.IsNotExist(err) {
++		if !os.IsNotExist(err) && !os.IsPermission(err) {
+ 			panic(err)
+ 		}
+ 
+@@ -732,7 +732,7 @@ func init() {
+ 	// Load services
+ 	data, err = ioutil.ReadFile("/etc/services")
+ 	if err != nil {
+-		if !os.IsNotExist(err) {
++		if !os.IsNotExist(err) && !os.IsPermission(err) {
+ 			panic(err)
+ 		}
+ 

pkgs/by-name/pm/pmtiles/package.nix

@@ -14,7 +14,14 @@ buildGoModule rec {
     hash = "sha256-JGsbgBB2T+4SWKQmiSmuMqQ8gw0qhM5c5eFDF/+sndA=";
   };
 
-  vendorHash = "sha256-XRx9Qe7tTQAPJJdj9yEU0YAFjvl+4jW/XQy2MYFApds=";
+  vendorHash = "sha256-6zsX7rU+D+RUHwXfFZzLQftQ6nSYJhvKIDdsO2vow4A=";
+
+  overrideModAttrs = old: {
+    # https://gitlab.com/cznic/libc/-/merge_requests/10
+    postBuild = ''
+      patch -p0 < ${./darwin-sandbox-fix.patch}
+    '';
+  };
 
   ldflags = [
     "-s"