upgrade to latest dependencies (#528)

bumping knative.dev/pkg 4857ab6...5ae4821:
  > 5ae4821 [release-0.26] Source validation fixes (# 2291)
  > a49a60e [release-0.26] Add IsNum to true when set `-0` to minimumVersion.Pre (# 2290)

Signed-off-by: Knative Automation <[email protected]>

Author: knative-automation

go.mod

@@ -13,5 +13,5 @@ require (
 	k8s.io/kube-openapi v0.0.0-20210305001622-591a79e4bda7
 	knative.dev/hack v0.0.0-20210806075220-815cd312d65c
 	knative.dev/hack/schema v0.0.0-20210806075220-815cd312d65c
-	knative.dev/pkg v0.0.0-20210914164111-4857ab6939e3
+	knative.dev/pkg v0.0.0-20210919202233-5ae482141474
 )

go.sum

@@ -978,8 +978,8 @@ knative.dev/hack v0.0.0-20210806075220-815cd312d65c h1:nOXoDWAAItwr4o0dp3nHr6skg
 knative.dev/hack v0.0.0-20210806075220-815cd312d65c/go.mod h1:PHt8x8yX5Z9pPquBEfIj0X66f8iWkWfR0S/sarACJrI=
 knative.dev/hack/schema v0.0.0-20210806075220-815cd312d65c h1:YqFCmijfROO3rzIO8u1EMKZXBwAFJMmIoTXcr6wdBy8=
 knative.dev/hack/schema v0.0.0-20210806075220-815cd312d65c/go.mod h1:ffjwmdcrH5vN3mPhO8RrF2KfNnbHeCE2C60A+2cv3U0=
-knative.dev/pkg v0.0.0-20210914164111-4857ab6939e3 h1:45c2VIOBQP6jpRj+pEyciuzTmBwbZpv8jBfBEf/B5oM=
-knative.dev/pkg v0.0.0-20210914164111-4857ab6939e3/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
+knative.dev/pkg v0.0.0-20210919202233-5ae482141474 h1:anlUJXoxJvI2U1Fd69mV9uv6d7XvhAgb0zP+FoChP7k=
+knative.dev/pkg v0.0.0-20210919202233-5ae482141474/go.mod h1:jMSqkNMsrzuy+XR4Yr/BMy7SDVbUOl3KKB6+5MR+ZU8=
 pgregory.net/rapid v0.3.3/go.mod h1:UYpPVyjFHzYBGHIxLFoupi8vwk6rXNzRY9OMvVxFIOU=
 rsc.io/binaryregexp v0.2.0/go.mod h1:qTv7/COck+e2FymRvadv62gMdZztPaShugOCi3I+8D8=
 rsc.io/quote/v3 v3.1.0/go.mod h1:yEA65RcK8LyAZtP9Kv3t0HmxON59tX3rD+tICJqUlj0=

vendor/knative.dev/pkg/apis/duck/v1/source_types.go

@@ -180,6 +180,9 @@ func (s *Source) Validate(ctx context.Context) *apis.FieldError {
 }
 
 func (s *SourceSpec) Validate(ctx context.Context) *apis.FieldError {
+	if s.CloudEventOverrides == nil {
+		return nil
+	}
 	return s.CloudEventOverrides.Validate(ctx).ViaField("ceOverrides")
 }
 

vendor/knative.dev/pkg/version/version.go

@@ -66,8 +66,9 @@ func CheckMinimumVersion(versioner discovery.ServerVersionInterface) error {
 
 	// If no specific pre-release requirement is set, we default to "-0" to always allow
 	// pre-release versions of the same Major.Minor.Patch version.
+	// Set IsNum to true otherwise currentVersion.LT() below always returns true.
 	if len(minimumVersion.Pre) == 0 {
-		minimumVersion.Pre = []semver.PRVersion{{VersionNum: 0}}
+		minimumVersion.Pre = []semver.PRVersion{{VersionNum: 0, IsNum: true}}
 	}
 
 	// Return error if the current version is less than the minimum version required.

vendor/modules.txt

@@ -703,7 +703,7 @@ knative.dev/hack/schema/commands
 knative.dev/hack/schema/docs
 knative.dev/hack/schema/registry
 knative.dev/hack/schema/schema
-# knative.dev/pkg v0.0.0-20210914164111-4857ab6939e3
+# knative.dev/pkg v0.0.0-20210919202233-5ae482141474
 ## explicit
 knative.dev/pkg/apis
 knative.dev/pkg/apis/duck