Add static analyzer to discourage use of panic() (#15075)

* Implement static analysis to prevent panics

* Add nopanic to nogo

* Fix violations and add exclusions

Fix violations and add exclusions for all

* Changelog fragment

* Use pass.Report instead of pass.Reportf

* Remove strings.ToLower for checking init method name

* Add exclusion for herumi init

* Move api/client/beacon template function to init and its own file

* Fix nopanic testcase

cache/lru/lru_wrpr.go

@@ -10,7 +10,7 @@ import (
 func New(size int) *lru.Cache {
 	cache, err := lru.New(size)
 	if err != nil {
-		panic(fmt.Errorf("lru new failed: %w", err))
+		panic(fmt.Errorf("lru new failed: %w", err)) // lint:nopanic -- This should never panic.
 	}
 	return cache
 }
@@ -20,7 +20,7 @@ func New(size int) *lru.Cache {
 func NewWithEvict(size int, onEvicted func(key interface{}, value interface{})) *lru.Cache {
 	cache, err := lru.NewWithEvict(size, onEvicted)
 	if err != nil {
-		panic(fmt.Errorf("lru new with evict failed: %w", err))
+		panic(fmt.Errorf("lru new with evict failed: %w", err)) // lint:nopanic -- This should never panic.
 	}
 	return cache
 }