sigaction.2: ffix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man2/sigaction.2

@@ -502,7 +502,7 @@ placed in
 .I si_code
 for any signal, along with reason that the signal was generated.
 .RS 4
-.TP 15
+.TP
 .B SI_USER
 .BR kill (2)
 .TP
@@ -547,7 +547,7 @@ for a
 .B SIGILL
 signal:
 .RS 4
-.TP 15
+.TP
 .B ILL_ILLOPC
 illegal opcode
 .TP
@@ -579,7 +579,7 @@ for a
 .B SIGFPE
 signal:
 .RS 4
-.TP 15
+.TP
 .B FPE_INTDIV
 integer divide by zero
 .TP
@@ -611,7 +611,7 @@ for a
 .B SIGSEGV
 signal:
 .RS 4
-.TP 15
+.TP
 .B SEGV_MAPERR
 address not mapped to object
 .TP
@@ -625,7 +625,7 @@ for a
 .B SIGBUS
 signal:
 .RS 4
-.TP 15
+.TP
 .B BUS_ADRALN
 invalid address alignment
 .TP
@@ -648,7 +648,7 @@ for a
 .B SIGTRAP
 signal:
 .RS 4
-.TP 15
+.TP
 .B TRAP_BRKPT
 process breakpoint
 .TP
@@ -668,7 +668,7 @@ for a
 .B SIGCHLD
 signal:
 .RS 4
-.TP 15
+.TP
 .B CLD_EXITED
 child has exited
 .TP
@@ -694,7 +694,7 @@ for a
 .BR SIGIO / SIGPOLL
 signal:
 .RS 4
-.TP 15
+.TP
 .B POLL_IN
 data input available
 .TP
@@ -720,7 +720,7 @@ for a
 .BR SIGSYS
 signal:
 .RS 4
-.TP 15
+.TP
 .BR SYS_SECCOMP " (since Linux 3.5)"
 triggered by a
 .BR seccomp (2)