treewide: set meta.license on hooks

pkgs/build-support/setup-hooks/arrayUtilities/getRunpathEntries/package.nix

@@ -1,4 +1,5 @@
 {
+  lib,
   callPackages,
   isDeclaredArray,
   makeSetupHook,
@@ -11,5 +12,8 @@ makeSetupHook {
     patchelf
   ];
   passthru.tests = callPackages ./tests.nix { };
-  meta.description = "Appends runpath entries of a file to an array";
+  meta = {
+    description = "Appends runpath entries of a file to an array";
+    license = lib.licenses.mit;
+  };
 } ./getRunpathEntries.bash

pkgs/build-support/setup-hooks/arrayUtilities/getSortedMapKeys/package.nix

@@ -1,4 +1,5 @@
 {
+  lib,
   callPackages,
   isDeclaredArray,
   isDeclaredMap,
@@ -13,5 +14,8 @@ makeSetupHook {
     sortArray
   ];
   passthru.tests = callPackages ./tests.nix { };
-  meta.description = "Gets the sorted indices of an associative array";
+  meta = {
+    description = "Gets the sorted indices of an associative array";
+    license = lib.licenses.mit;
+  };
 } ./getSortedMapKeys.bash

pkgs/build-support/setup-hooks/arrayUtilities/isDeclaredArray/package.nix

@@ -1,9 +1,13 @@
 {
+  lib,
   callPackages,
   makeSetupHook,
 }:
 makeSetupHook {
   name = "isDeclaredArray";
   passthru.tests = callPackages ./tests.nix { };
-  meta.description = "Tests if an array is declared";
+  meta = {
+    description = "Tests if an array is declared";
+    license = lib.licenses.mit;
+  };
 } ./isDeclaredArray.bash

pkgs/build-support/setup-hooks/arrayUtilities/isDeclaredMap/package.nix

@@ -1,9 +1,13 @@
 {
+  lib,
   callPackages,
   makeSetupHook,
 }:
 makeSetupHook {
   name = "isDeclaredMap";
   passthru.tests = callPackages ./tests.nix { };
-  meta.description = "Tests if an associative array is declared";
+  meta = {
+    description = "Tests if an associative array is declared";
+    license = lib.licenses.mit;
+  };
 } ./isDeclaredMap.bash

pkgs/build-support/setup-hooks/arrayUtilities/sortArray/package.nix

@@ -1,4 +1,5 @@
 {
+  lib,
   callPackages,
   isDeclaredArray,
   makeSetupHook,
@@ -7,5 +8,8 @@ makeSetupHook {
   name = "sortArray";
   propagatedBuildInputs = [ isDeclaredArray ];
   passthru.tests = callPackages ./tests.nix { };
-  meta.description = "Sorts an array";
+  meta = {
+    description = "Sorts an array";
+    license = lib.licenses.mit;
+  };
 } ./sortArray.bash