Updated abseil and googletest to latest:

pieter3d · pieter3d · commit 95ae017f4f87 · 2025-08-22T20:59:28.000-07:00
diff --git a/external/abseil-cpp b/external/abseil-cpp
@@ -1 +1 @@
-Subproject commit 2be67701e7a33b45d322064349827e1155953338
+Subproject commit 75daba77f9d72372f3bfaa5ce6235d339c835cfc
diff --git a/external/googletest b/external/googletest
@@ -1 +1 @@
-Subproject commit 159c9ad23e8b276e8c975bb8621c81d4df5fd863
+Subproject commit 6986c2b575f77135401a4e1c65a7a42f20e18fef
