bp2build special case for libcrypto_for_testing

A new module libcrypto_for_testing was added that uses the
inject_bssl_hash property, but this property is currently only available
for the libcrypto module specifically.

Test: CI
Change-Id: I1b83de02a2990b7503980bf6a85611683427baf9
diff --git a/cc/library.go b/cc/library.go
index ff485cf..546982b 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -400,7 +400,7 @@
 			if props, ok := props.(*LibraryProperties); ok {
 				if props.Inject_bssl_hash != nil {
 					// This is an edge case applies only to libcrypto
-					if m.Name() == "libcrypto" {
+					if m.Name() == "libcrypto" || m.Name() == "libcrypto_for_testing" {
 						sharedTargetAttrs.Inject_bssl_hash.SetSelectValue(axis, config, props.Inject_bssl_hash)
 					} else {
 						ctx.PropertyErrorf("inject_bssl_hash", "only applies to libcrypto")