Fix changelog heading version number

tcharding · tcharding · commit 090259146bc7 · 2024-01-15T07:15:15.000+11:00
I accidentally used the wrong version number in the changelog entry, fix
it up.

FTR I verified crates.io is correct, and fixed tags which had this same
mistake - my bad.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,4 +1,4 @@
-## 0.101.0+0.21-final - 2024-01-13
+## 0.101.1+0.21-final - 2024-01-13
 
 * Vendor Bitcoin Core `v0.21-final`
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-## 0.101.0+0.21-final - 2024-01-13`
	`1`	`+## 0.101.1+0.21-final - 2024-01-13`
`2`	`2`
`3`	`3`	* Vendor Bitcoin Core `v0.21-final`
`4`	`4`