Update v1.md

Fix dead links to in-toto attestation spec.

Fixes #859.

Signed-off-by: kpk47 <1079282+kpk47@users.noreply.github.com>

docs/provenance/v1.md

@@ -160,7 +160,7 @@ REQUIRED for SLSA Build L1: `buildType`, `externalParameters`
 <tr><th>Field<th>Type<th>Description
 
 <tr id="buildType"><td><code>buildType</code>
-<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/field_types.md#typeuri">TypeURI</a>)<td>
+<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/field_types.md#typeuri">TypeURI</a>)<td>
 
 Identifies the template for how to perform the build and interpret the
 parameters and dependencies.
@@ -198,7 +198,7 @@ parameters because the build platform is already trusted, and in many cases it i
 not practical to do so.
 
 <tr id="resolvedDependencies"><td><code>resolvedDependencies</code>
-<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/resource_descriptor.md">ResourceDescriptor</a>)<td>
+<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/resource_descriptor.md">ResourceDescriptor</a>)<td>
 
 Unordered collection of artifacts needed at build time. Completeness is best
 effort, at least through SLSA Build L3. For example, if the build script
@@ -306,7 +306,7 @@ have correctly performed the operation and populated this provenance.
 Metadata about this particular execution of the build.
 
 <tr id="byproducts"><td><code>byproducts</code>
-<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/resource_descriptor.md">ResourceDescriptor</a>)<td>
+<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/resource_descriptor.md">ResourceDescriptor</a>)<td>
 
 Additional artifacts generated during the build that are not considered
 the "output" of the build but that might be needed during debugging or
@@ -329,7 +329,7 @@ REQUIRED for SLSA Build L1: `id`
 <tr><th>Field<th>Type<th>Description
 
 <tr id="builder.id"><td><code>id</code>
-<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/field_types.md#typeuri">TypeURI</a>)<td>
+<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/field_types.md#typeuri">TypeURI</a>)<td>
 
 URI indicating the transitive closure of the trusted build platform. This is
 [intended](/spec/v1.0/verifying-artifacts#step-1-check-slsa-build-level)
@@ -350,7 +350,7 @@ The `builder.id` URI SHOULD resolve to documentation explaining:
 -   The interpretation of any extension fields.
 
 <tr id="builderDependencies"><td><code>builderDependencies</code>
-<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/resource_descriptor.md">ResourceDescriptor</a>)<td>
+<td>array (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/resource_descriptor.md">ResourceDescriptor</a>)<td>
 
 Dependencies used by the orchestrator that are not run within the workload
 and that do not affect the build, but might affect the provenance generation
@@ -407,12 +407,12 @@ defined by `builder.id`; by default it is treated as opaque and case-sensitive.
 The value SHOULD be globally unique.
 
 <tr id="startedOn"><td><code>startedOn</code>
-<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/field_types.md#timestamp">Timestamp</a>)<td>
+<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/field_types.md#timestamp">Timestamp</a>)<td>
 
 The timestamp of when the build started.
 
 <tr id="finishedOn"><td><code>finishedOn</code>
-<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1.0/field_types.md#timestamp">Timestamp</a>)<td>
+<td>string (<a href="https://github.com/in-toto/attestation/blob/main/spec/v1/field_types.md#timestamp">Timestamp</a>)<td>
 
 The timestamp of when the build completed.
 
@@ -576,9 +576,9 @@ Renamed to "slsa.dev/provenance".
 
 Initial version, named "in-toto.io/Provenance"
 
-[Statement]: https://github.com/in-toto/attestation/blob/main/spec/v1.0/statement.md
+[Statement]: https://github.com/in-toto/attestation/blob/main/spec/v1/statement.md
 [in-toto attestation]: https://github.com/in-toto/attestation
-[parsing rules]: https://github.com/in-toto/attestation/blob/main/spec/v1.0/README.md#parsing-rules
+[parsing rules]: https://github.com/in-toto/attestation/blob/main/spec/v1/README.md#parsing-rules
 [purl]: https://github.com/package-url/purl-spec
 [threats]: /spec/v1.0/threats
 [trusted]: /spec/v1.0/principles#trust-platforms-verify-artifacts