Accepting request 879323 from home:dirkmueller:Factory

- update to 3.15.6:
  Ruby
  * Fixed bug in string comparison logic (#8386)
  * Fixed quadratic memory use in array append (#8379)
  * Fixed SEGV when users pass nil messages (#8363)
  * Fixed quadratic memory usage when appending to arrays (#8364)
  * Ruby <2.7 now uses WeakMap too, which prevents memory leaks. (#8341)
  * Fix for FieldDescriptor.get(msg) (#8330)
  * Bugfix for Message.[] for repeated or map fields (#8313)
  PHP
  * read_property() handler is not supposed to return NULL (#8362)
  Protocol Compiler
  * Optional fields for proto3 are enabled by default, and no longer require
    the --experimental_allow_proto3_optional flag.
  C++
  * Do not disable RTTI by default in the CMake build (#8377)
  * Create a CMake option to control whether or not RTTI is enabled (#8361)
  * Fix PROTOBUF_CONSTINIT macro redefinition (#8323)
  * MessageDifferencer: fixed bug when using custom ignore with multiple
    unknown fields
  * Use init_seg in MSVC to push initialization to an earlier phase.
  * Runtime no longer triggers -Wsign-compare warnings.
  * Fixed -Wtautological-constant-out-of-range-compare warning.
  * DynamicCastToGenerated works for nullptr input for even if RTTI is disabled
  * Arena is refactored and optimized.
  * Clarified/specified that the exact value of Arena::SpaceAllocated() is an
    implementation detail users must not rely on. It should not be used in
    unit tests.
  * Change the signature of Any::PackFrom() to return false on error.
  * Add fast reflection getter API for strings.

OBS-URL: https://build.opensuse.org/request/show/879323
OBS-URL: https://build.opensuse.org/package/show/devel:tools:building/protobuf?expand=0&rev=100

baselibs.conf

@@ -1,3 +1,3 @@
-libprotobuf25
-libprotoc25
-libprotobuf-lite25
+libprotobuf26
+libprotoc26
+libprotobuf-lite26