Merge rust-bitcoin#2626: Replace TBD with 0.32.0

fd040f5 Replace TBD with 0.32.0 (Tobin C. Harding)

Pull request description:

  We are gearing up for the 0.32.0 release; replace all instances of TBD with the version number of the upcoming release.

ACKs for top commit:
  sanket1729:
    ACK fd040f5
  apoelstra:
    ACK fd040f5

Tree-SHA512: fe73fd47a794557742f618b21434cd3cc18cde0e861216716723bfcc9135accf63590e1ea60bfeda066acec7312c8b9f1bf09e7454e7161ccaba5ebe60af66fd

bitcoin/src/blockdata/script/borrowed.rs

@@ -359,7 +359,7 @@ impl Script {
     /// This method has potentially confusing semantics and an unclear purpose, so it's going to be
     /// removed. Use `is_op_return` if you want `OP_RETURN` semantics.
     #[deprecated(
-        since = "TBD",
+        since = "0.32.0",
         note = "The method is not very useful, you might want `is_op_return`"
     )]
     #[inline]

bitcoin/src/taproot/merkle_branch.rs

@@ -20,7 +20,7 @@ pub struct TaprootMerkleBranch(Vec<TapNodeHash>);
 
 impl TaprootMerkleBranch {
     /// Returns a reference to the slice of hashes.
-    #[deprecated(since = "TBD", note = "Use `as_slice` instead")]
+    #[deprecated(since = "0.32.0", note = "Use `as_slice` instead")]
     #[inline]
     pub fn as_inner(&self) -> &[TapNodeHash] { &self.0 }
 
@@ -106,7 +106,7 @@ impl TaprootMerkleBranch {
     }
 
     /// Returns the inner list of hashes.
-    #[deprecated(since = "TBD", note = "Use `into_vec` instead")]
+    #[deprecated(since = "0.32.0", note = "Use `into_vec` instead")]
     #[inline]
     pub fn into_inner(self) -> Vec<TapNodeHash> { self.0 }