Merge rust-bitcoin#4936: fix typo in roadmap.md

3e3a8da Update roadmap.md (sashaodessa)

Pull request description:

  Fixes a typo in the roadmap documentation where "stabalize" was incorrectly spelled instead of "stabilize".


ACKs for top commit:
  apoelstra:
    ACK 3e3a8da; successfully ran local tests
  tcharding:
    ACK 3e3a8da


Tree-SHA512: db2a37d219b6bafc91348cbd2eb3b73dede66bc3c38ab72e6f879f689488578df6e37fc2b5af73ed5e68085a106049b2e67cf959b1b64c74af1a1aaac932e32c

Author: apoelstra

docs/roadmap.md

@@ -13,7 +13,7 @@
 * Split out a crypto/keys crate. Includes discussion of `secp256k1`. See [crypto.md]
 * Make it possible for `bitcoin` to depend on `miniscript` (see [#2882])
     - Requires [bip-32.md] and [psbt.md]
-* Disentangle and stabalize Taproot stuff (see [taproot.md])
+* Disentangle and stabilize Taproot stuff (see [taproot.md])
 
 ## RC cycle