Update language to meet Android's inclusive language guidance

See https://source.android.com/setup/contribute/respectful-code for reference.

Bug: 161896447
Test: Build
Change-Id: I8d33207c84f424e89f367b1c917661347402ae77
diff --git a/core/main.mk b/core/main.mk
index 90c4cc4..b8b4404 100644
--- a/core/main.mk
+++ b/core/main.mk
@@ -1226,7 +1226,7 @@
       # Strip :32 and :64 suffixes
       _modules := $(patsubst %:32,%,$(_modules))
       _modules := $(patsubst %:64,%,$(_modules))
-      # Sanity check all modules in PRODUCT_PACKAGES exist. We check for the
+      # Quickly check all modules in PRODUCT_PACKAGES exist. We check for the
       # existence if either <module> or the <module>_32 variant.
       _nonexistent_modules := $(foreach m,$(_modules), \
         $(if $(or $(ALL_MODULES.$(m).PATH),$(call get-modules-for-2nd-arch,TARGET,$(m))),,$(m)))