parse: allow "-r" in pkgver

this seems to be parsed correctly, other than this one check

bug: https://gitlab.com/postmarketOS/pmbootstrap/-/issues/2260
Reviewed-by: Oliver Smith <ollieparanoid@postmarketos.org>
Link: https://lists.sr.ht/~postmarketos/pmbootstrap-devel/%3C20230813202045.24493-1-lauren@selfisekai.rocks%3E

pmb/parse/_apkbuild.py

@@ -320,8 +320,7 @@ def apkbuild(path, check_pkgver=True, check_pkgname=True):
 
     # Sanity check: pkgver
     if check_pkgver:
-        if ("-r" in ret["pkgver"] or not
-           pmb.parse.version.validate(ret["pkgver"])):
+        if not pmb.parse.version.validate(ret["pkgver"]):
             logging.info(
                 "NOTE: Valid pkgvers are described here: "
                 "https://wiki.alpinelinux.org/wiki/APKBUILD_Reference#pkgver")

test/test_parse_apkbuild.py

@@ -154,3 +154,10 @@ def test_parse_unmaintained():
     path = (f"{pmb_test.const.testdata}/apkbuild"
             "/APKBUILD.missing-pkgdesc-in-subpackage")
     assert pmb.parse._apkbuild.unmaintained(path) == "This is broken!"
+
+
+def test_weird_pkgver():
+    path = (f"{pmb_test.const.testdata}/apkbuild"
+        "/APKBUILD.weird-pkgver")
+    apkbuild = pmb.parse.apkbuild(path, check_pkgname=False, check_pkgver=True)
+    assert apkbuild["pkgver"] == "3.0.0_alpha369-r0"

test/testdata/apkbuild/APKBUILD.weird-pkgver

@@ -0,0 +1,8 @@
+pkgname=dart-stage0
+pkgver=3.0.0_alpha369-r0
+pkgrel=1
+pkgdesc="Dart is a client-optimized language for fast apps on any platform (temporary bootstrap package)"
+url="https://dart.dev/"
+arch="aarch64 armv7 x86_64"
+license="BSD-3-Clause"
+options="!check"