pkg-descr

Selected upstream changes:

 - go/tools: add check for time formats with 2006-02-01
 - go/callgraph/vta: do not assume that recovers cannot be deferred
 - internal/imports: update stdlib index for 1.19
 - godoc/redirect: delete golang.org-specific code
 - x/tools: update go.mod following moving LSP code to x/tools/gopls
 - go/ssa/ssautil: initialize info when there is syntax
 - all: replace deprecated egrep with grep -E
 - godoc: fix some comments
 - cmd/ssadump: disable run mode with runtime package
 - cmd/compilebench: use -a instead of -i to ensure dependencies are built
 - go.mod: update golang.org/x dependencies

PR:		267314