build: restore opkg-related provides logic

Re-add opkg provides logic to CONTROL when USE_APK is not set and remove
virtual provider prefix.

Fixes: cefbf11 ("build: refactor provides logic")
Fixes: openwrt/openwrt#21372
Fixes: openwrt/openwrt#21382
Fixes: openwrt/openwrt#21402
Signed-off-by: George Sapkin <george@sapk.in>
Link: openwrt/openwrt#21409
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

Author: GeorgeSapkin

include/package-pack.mk

@@ -324,7 +324,12 @@ endif
       Package/$(1)/DEPENDS := $$(call mergelist,$$(Package/$(1)/DEPENDS))
     endif
 
-    Package/$(1)/PROVIDES := $$(call FormatProvides,$(1),$(VERSION),$(PROVIDES),$(ALTERNATIVES))
+    ifeq ($(CONFIG_USE_APK),)
+      Package/$(1)/PROVIDES := $$(patsubst @%,%,$(PROVIDES))
+      Package/$(1)/PROVIDES := $$(filter-out $(1)$$(ABIV_$(1)),$$(Package/$(1)/PROVIDES)$$(if $$(ABIV_$(1)), $(1) $$(foreach provide,$$(Package/$(1)/PROVIDES),$$(provide)$$(ABIV_$(1)))))
+    else
+      Package/$(1)/PROVIDES := $$(call FormatProvides,$(1),$(VERSION),$(PROVIDES),$(ALTERNATIVES))
+    endif
 
 $(_define) Package/$(1)/CONTROL
 Package: $(1)$$(ABIV_$(1))