Use already enabled revive linter and add depguard (#2883)

* Refactor golangci-lint conf

Order settings alphabetically.

* Add revive settings to golangci conf

* Check blank imports

* Check bool-literal-in-expr

* Check constant-logical-expr

* Check context-as-argument

* Check context-key-type

* Check deep-exit

* Check defer

* Check dot-imports

* Check duplicated-imports

* Check early-return

* Check empty-block

* Check empty-lines

* Check error-naming

* Check error-return

* Check error-strings

* Check errorf

* Stop ignoring context first arg in tests

* Check exported comments

* Check flag-parameter

* Check identical branches

* Check if-return

* Check increment-decrement

* Check indent-error-flow

* Check deny list of go imports

* Check import shadowing

* Check package comments

* Check range

* Check range val in closure

* Check range val address

* Check redefines builtin id

* Check string-format

* Check struct tag

* Check superfluous else

* Check time equal

* Check var naming

* Check var declaration

* Check unconditional recursion

* Check unexported return

* Check unhandled errors

* Check unnecessary stmt

* Check unnecessary break

* Check waitgroup by value

* Exclude deep-exit check in example*_test.go files

semconv/internal/http_test.go

@@ -1008,16 +1008,16 @@ func protoToInts(proto string) (int, int) {
 
 func kvStr(kvs []attribute.KeyValue) string {
 	sb := strings.Builder{}
-	sb.WriteRune('[')
+	_, _ = sb.WriteRune('[')
 	for idx, attr := range kvs {
 		if idx > 0 {
-			sb.WriteString(", ")
+			_, _ = sb.WriteString(", ")
 		}
-		sb.WriteString((string)(attr.Key))
-		sb.WriteString(": ")
-		sb.WriteString(attr.Value.Emit())
+		_, _ = sb.WriteString((string)(attr.Key))
+		_, _ = sb.WriteString(": ")
+		_, _ = sb.WriteString(attr.Value.Emit())
 	}
-	sb.WriteRune(']')
+	_, _ = sb.WriteRune(']')
 	return sb.String()
 }