_content/lib: remove outdated page on godoc

Fixes golang/go#66659

Change-Id: I1071ef462d2b911978bf8d4f54418a0f734eb07c
Reviewed-on: https://go-review.googlesource.com/c/website/+/633616
LUCI-TryBot-Result: Go LUCI <[email protected]>
Reviewed-by: Michael Knyszek <[email protected]>
Reviewed-by: Ian Lance Taylor <[email protected]>
Auto-Submit: Ian Lance Taylor <[email protected]>

Author: seankhliao

_content/blog/go1.3.md

@@ -21,7 +21,6 @@ the Go documentation server, now performs static analysis.
 When enabled with the -analysis flag, analysis results are presented
 in both the source and package documentation views, making it easier
 than ever to navigate and understand Go programs.
-See [the documentation](/lib/godoc/analysis/help.html) for the details.
 
 The gc toolchain now supports the Native Client (NaCl) execution sandbox on the
 32- and 64-bit Intel architectures.

_content/doc/go1.3.md

@@ -234,8 +234,7 @@ For example,
 
 When invoked with the `-analysis` flag,
 [godoc](https://godoc.org/golang.org/x/tools/cmd/godoc)
-now performs sophisticated [static
-analysis](/lib/godoc/analysis/help.html) of the code it indexes.
+now performs sophisticated static analysis of the code it indexes.
 The results of analysis are presented in both the source view and the
 package documentation view, and include the call graph of each package
 and the relationships between

_content/lib/godoc/analysis/call-eg.png

@@ -46,8 +46,6 @@ Supports interactive, editor-integrated queries:
 
 * Demo: godoc analysis features
 
-.link /lib/godoc/analysis/help.html godoc -analysis=type,pointer
-
 Package view
 - method set and _implements_ relation for every type
 - internal call graph of every package