Backport pallet info pub to SDK 1.14.0 (#5202)

Backporting #4976 to
version 1.14.0.

The fields in `PalletInfo` were not `pub` in XCMv4 when they were for
XCMv3.

---------

Co-authored-by: Juan Ignacio Rios <54085674+JuaniRios@users.noreply.github.com>
Co-authored-by: Adrian Catangiu <adrian@parity.io>
Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

polkadot/xcm/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "staging-xcm"
 description = "The basic XCM datastructures. (polkadot v1.14.0)"
-version = "14.0.1"
+version = "14.0.2"
 authors.workspace = true
 edition.workspace = true
 license.workspace = true

polkadot/xcm/src/v4/mod.rs

@@ -231,15 +231,15 @@ parameter_types! {
 #[derive(Clone, Eq, PartialEq, Encode, Decode, Debug, TypeInfo, MaxEncodedLen)]
 pub struct PalletInfo {
 	#[codec(compact)]
-	index: u32,
-	name: BoundedVec<u8, MaxPalletNameLen>,
-	module_name: BoundedVec<u8, MaxPalletNameLen>,
+	pub index: u32,
+	pub name: BoundedVec<u8, MaxPalletNameLen>,
+	pub module_name: BoundedVec<u8, MaxPalletNameLen>,
 	#[codec(compact)]
-	major: u32,
+	pub major: u32,
 	#[codec(compact)]
-	minor: u32,
+	pub minor: u32,
 	#[codec(compact)]
-	patch: u32,
+	pub patch: u32,
 }
 
 impl TryInto<OldPalletInfo> for PalletInfo {

prdoc/pr_5202.prdoc

@@ -0,0 +1,13 @@
+# Schema: Polkadot SDK PRDoc Schema (prdoc) v1.0.0
+# See doc at https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/prdoc/schema_user.json
+
+title: Add pub to xcm::v4::PalletInfo
+
+doc:
+  - audience: Runtime Dev
+    description: |
+      Forgot to make v4 PalletInfo fields public. Without them we cannot make use of the struct.
+
+crates:
+  - name: staging-xcm
+    bump: patch