docs: Prepare for v0.5.1 release (#288)

Author: varungandhi-src

CHANGELOG.md

@@ -2,7 +2,18 @@
 
 ## Unreleased
 
-Nothing so far.
+## v0.5.1
+
+CLI:
+
+- Cleaned up the formatting for the `test` command.
+  (https://github.com/sourcegraph/scip/pull/281)
+
+Rust SCIP bindings:
+
+- Bumped the pinned version of the `protobuf` crate to
+  the latest release v3.7.1.
+  (https://github.com/sourcegraph/scip/pull/287)
 
 ## v0.5.0
 
@@ -20,7 +31,7 @@ Schema:
 - Added two new `SymbolKind` variants: `Extension` and `Mixin`.
   (https://github.com/sourcegraph/scip/pull/277)
 
-Go SCIP bindings
+Go SCIP bindings:
 
 - Added clearer documentation around document canonicalization.
   (https://github.com/sourcegraph/scip/pull/273)

bindings/rust/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "scip"
-version = "0.5.0"
+version = "0.5.1"
 edition = "2021"
 license = "Apache-2.0"
 description = """

cmd/scip/version.txt

@@ -1 +1 @@
-0.5.0
+0.5.1

docs/CLI.md

@@ -17,7 +17,7 @@ USAGE:
    scip [global options] command [command options] [arguments...]
 
 VERSION:
-   v0.5.0
+   v0.5.1
 
 DESCRIPTION:
    For more details, see the project README at:
@@ -115,7 +115,7 @@ DESCRIPTION:
    in a given SCIP index matches that specified in human-readable test files,
    using syntax similar to the 'snapshot subcommand'. Test file syntax reference:
 
-       https://github.com/sourcegraph/scip/blob/v0.5.0/docs/test_file_format.md
+       https://github.com/sourcegraph/scip/blob/v0.5.1/docs/test_file_format.md
 
    The test files are located based on the relative_path field
    in the SCIP document, interpreted relative to the the directory