Add exception for badfuncs inspection (rpminspect)

As compiler-rt libraries are now part of llvm package, we need to set
the exception we previously had on compiler-rt repo in the llvm repo.

Related: RHEL-57454

rpminspect.yaml

@@ -0,0 +1,20 @@
+---
+badfuncs:
+    # For compiler-rt, we allow the following forbidden functions:
+    # - gethostbyname
+    # - gethostbyname2
+    # - gethostbyaddr
+    # - inet_aton
+    # These are never actually used, and are installed just as interceptors.
+    allowed:
+        /usr/lib*/clang/*/lib/*/libclang_rt.?san.so:
+            - gethostbyaddr
+            - gethostbyname
+            - gethostbyname2
+            - inet_aton
+        /usr/lib*/clang/*/lib/*/libclang_rt.memprof.so:
+            - gethostbyaddr
+            - gethostbyname
+            - gethostbyname2
+            - inet_aton
+