[2000] Start comments with a capital letter

src/lib/dns/tests/testdata/rdata_opt_fromWire1

@@ -1,16 +1,15 @@
+# Various kinds of OPT RDATA stored in an input buffer
 #
-# various kinds of OPT RDATA stored in an input buffer
-#
-# empty RDATA (which is okay)
+# Empty RDATA (which is okay)
 #
 # 0  1 (bytes)
  00 00
 #
-# an OPT RR containing an NSID Option
+# An OPT RR containing an NSID Option
 #      code=3 len=3 ID value (opaque)
 # 2  3  4  5  6  7  8  9 10
  00 07 00 03 00 03 00 01 02
 #
-# short buffer (this can be tested only at the end of the buffer)
+# Short buffer (this can be tested only at the end of the buffer)
 # 1  2  3  4  5
  00 04 c0 00 02

src/lib/dns/tests/testdata/rdata_opt_fromWire2

@@ -1,4 +1,4 @@
-# short RDATA length
+# Short RDATA length
 #
 # OPT RDATA, RDLEN=1
 0001

src/lib/dns/tests/testdata/rdata_opt_fromWire3

@@ -1,8 +1,8 @@
-# short RDATA length (in second pseudo RR)
+# Short RDATA length (in second pseudo RR)
 #
 # OPT RDATA, RDLEN=8
 0008
-# pseudo RR 1 of size 7 (code=3, len=3)
+# Pseudo RR 1 of size 7 (code=3, len=3)
 00 03 00 03 00 01 02
-# pseudo RR 2 of size 7 exhausts RDLEN (code=4, len=3)
+# Pseudo RR 2 of size 7 exhausts RDLEN (code=4, len=3)
 00 04 00 03 00 01 02

src/lib/dns/tests/testdata/rdata_opt_fromWire4

@@ -2,8 +2,8 @@
 #
 # OPT RDATA, RDLEN=14 (0x000e)
 000e
-# pseudo RR 1 (code=3, len=3)
+# Pseudo RR 1 (code=3, len=3)
 00 03 00 03 00 01 02
-# pseudo RR 2 (code=4, len=65535 overflows RDLEN)
+# Pseudo RR 2 (code=4, len=65535 overflows RDLEN)
 00 04 ff ff 00 01 02
-# rest of option data is omitted...
+# Rest of option data is omitted...