build(deps): bump golang.org/x/net from 0.5.0 to 0.7.0

Bumps [golang.org/x/net](https://github.com/golang/net) from 0.5.0 to 0.7.0.
- [Release notes](https://github.com/golang/net/releases)
- [Commits](https://github.com/golang/net/compare/v0.5.0...v0.7.0)

---
updated-dependencies:
- dependency-name: golang.org/x/net
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/golang.org/x/net/html/parse.go

@@ -184,7 +184,7 @@ func (p *parser) clearStackToContext(s scope) {
 	}
 }
 
-// parseGenericRawTextElements implements the generic raw text element parsing
+// parseGenericRawTextElement implements the generic raw text element parsing
 // algorithm defined in 12.2.6.2.
 // https://html.spec.whatwg.org/multipage/parsing.html#parsing-elements-that-contain-only-text
 // TODO: Since both RAWTEXT and RCDATA states are treated as tokenizer's part

vendor/golang.org/x/net/html/token.go

@@ -598,6 +598,11 @@ scriptDataDoubleEscapeEnd:
 // readComment reads the next comment token starting with "<!--". The opening
 // "<!--" has already been consumed.
 func (z *Tokenizer) readComment() {
+	// When modifying this function, consider manually increasing the suffixLen
+	// constant in func TestComments, from 6 to e.g. 9 or more. That increase
+	// should only be temporary, not committed, as it exponentially affects the
+	// test running time.
+
 	z.data.start = z.raw.end
 	defer func() {
 		if z.data.end < z.data.start {
@@ -611,11 +616,7 @@ func (z *Tokenizer) readComment() {
 	for {
 		c := z.readByte()
 		if z.err != nil {
-			// Ignore up to two dashes at EOF.
-			if dashCount > 2 {
-				dashCount = 2
-			}
-			z.data.end = z.raw.end - dashCount
+			z.data.end = z.calculateAbruptCommentDataEnd()
 			return
 		}
 		switch c {
@@ -631,12 +632,15 @@ func (z *Tokenizer) readComment() {
 			if dashCount >= 2 {
 				c = z.readByte()
 				if z.err != nil {
-					z.data.end = z.raw.end
+					z.data.end = z.calculateAbruptCommentDataEnd()
 					return
-				}
-				if c == '>' {
+				} else if c == '>' {
 					z.data.end = z.raw.end - len("--!>")
 					return
+				} else if c == '-' {
+					dashCount = 1
+					beginning = false
+					continue
 				}
 			}
 		}
@@ -645,6 +649,35 @@ func (z *Tokenizer) readComment() {
 	}
 }
 
+func (z *Tokenizer) calculateAbruptCommentDataEnd() int {
+	raw := z.Raw()
+	const prefixLen = len("<!--")
+	if len(raw) >= prefixLen {
+		raw = raw[prefixLen:]
+		if hasSuffix(raw, "--!") {
+			return z.raw.end - 3
+		} else if hasSuffix(raw, "--") {
+			return z.raw.end - 2
+		} else if hasSuffix(raw, "-") {
+			return z.raw.end - 1
+		}
+	}
+	return z.raw.end
+}
+
+func hasSuffix(b []byte, suffix string) bool {
+	if len(b) < len(suffix) {
+		return false
+	}
+	b = b[len(b)-len(suffix):]
+	for i := range b {
+		if b[i] != suffix[i] {
+			return false
+		}
+	}
+	return true
+}
+
 // readUntilCloseAngle reads until the next ">".
 func (z *Tokenizer) readUntilCloseAngle() {
 	z.data.start = z.raw.end

vendor/golang.org/x/text/internal/language/compact/language.go

@@ -118,7 +118,7 @@ func (t Tag) Parent() Tag {
 	return Tag{language: lang, locale: lang}
 }
 
-// returns token t and the rest of the string.
+// nextToken returns token t and the rest of the string.
 func nextToken(s string) (t, tail string) {
 	p := strings.Index(s[1:], "-")
 	if p == -1 {

vendor/golang.org/x/text/internal/language/language.go

@@ -409,7 +409,7 @@ func (t Tag) SetTypeForKey(key, value string) (Tag, error) {
 	return t, nil
 }
 
-// findKeyAndType returns the start and end position for the type corresponding
+// findTypeForKey returns the start and end position for the type corresponding
 // to key or the point at which to insert the key-value pair if the type
 // wasn't found. The hasExt return value reports whether an -u extension was present.
 // Note: the extensions are typically very small and are likely to contain

vendor/golang.org/x/text/language/language.go

@@ -344,7 +344,7 @@ func (t Tag) Parent() Tag {
 	return Tag(compact.Tag(t).Parent())
 }
 
-// returns token t and the rest of the string.
+// nextToken returns token t and the rest of the string.
 func nextToken(s string) (t, tail string) {
 	p := strings.Index(s[1:], "-")
 	if p == -1 {

vendor/modules.txt

@@ -175,7 +175,7 @@ go.opencensus.io/internal
 go.opencensus.io/trace
 go.opencensus.io/trace/internal
 go.opencensus.io/trace/tracestate
-# golang.org/x/net v0.5.0
+# golang.org/x/net v0.7.0
 ## explicit; go 1.17
 golang.org/x/net/bpf
 golang.org/x/net/html
@@ -190,7 +190,7 @@ golang.org/x/sys/internal/unsafeheader
 golang.org/x/sys/unix
 golang.org/x/sys/windows
 golang.org/x/sys/windows/registry
-# golang.org/x/text v0.6.0
+# golang.org/x/text v0.7.0
 ## explicit; go 1.17
 golang.org/x/text/encoding
 golang.org/x/text/encoding/charmap