ukify: do not fail if pefile complains about hardcoded 256MB limit

pefile has an hardcoded limit to 256MB per section:

erocarrera/pefile#396

When building an initrd with large firmware files and
lots of kernel modules, this limit can be reached.
Skip over those warnings.

(cherry picked from commit 32caed5)
(cherry picked from commit 87224a2)

Author: bluca

src/ukify/ukify.py

@@ -622,8 +622,14 @@ def pe_add_sections(uki: UKI, output: str):
     pe.OPTIONAL_HEADER.SizeOfHeaders = round_up(pe.OPTIONAL_HEADER.SizeOfHeaders, pe.OPTIONAL_HEADER.FileAlignment)
     pe = pefile.PE(data=pe.write(), fast_load=True)
 
+    # pefile has an hardcoded limit of 256MB, which is not enough when building an initrd with large firmware
+    # files and all kernel modules. See: https://github.com/erocarrera/pefile/issues/396
     warnings = pe.get_warnings()
-    if warnings:
+    for w in warnings:
+        if 'VirtualSize is extremely large' in w:
+            continue
+        if 'VirtualAddress is beyond' in w:
+            continue
         raise PEError(f'pefile warnings treated as errors: {warnings}')
 
     security = pe.OPTIONAL_HEADER.DATA_DIRECTORY[pefile.DIRECTORY_ENTRY['IMAGE_DIRECTORY_ENTRY_SECURITY']]